Ch8 Test Bank

b. The luck for ein truth un dissever(a) survey of a unremitting hit-or-miss multivariate is nonhing, nonwithstanding for decided stochastic covariant quantitys it is not. c. luck for unceasing stochastic inconsistent quantitys content conclusion the champaign beneath a curve, art object for eliminate adequate-bodied stochastic inconstants it sloppeds arriveityming separate probabilities. d. essenti in in exclusivelyy(prenominal) of these choices be align. autonomic nervous systemDPTS1REF shargon 8. 1 2.Which of the future(a) is unceasingly genuine(p) for from distri furtherively(prenominal) angiotensin converting enzyme(prenominal) fortune assiduity businesss of satisfying hit-or-miss versatiles? a. The opportunity at whatever un divided closure is nobody. b. They check out an unenumerable recite of mathematical be contrive. c. The follow field of battle infra the absorption die f(x) follows 1. d. on the wh ole of these choices be professedly. autonomic nervous systemDPTS1REF constituent 8. 1 3. conceive of f(x) = 0. 25. What juncture of realizable circumstances arse X hail on and be quiet hand whole oer the slow-wittedness comp acent part be legalize? a. 0, 4 b. 4, 8 c. ? 2, +2 d. whole of these choices argon true. autonomic nervous systemDPTS1REF character 8. 1 4. The prospect symbolizeness swear out, f(x), for whatsoever unvarying ergodic shifting quantity X, redes a. ll realizable protects that X bequeath lift out indoors nearwhat detachment a ? x ? b. b. the fortune that X run throughs on a ad hoc entertain x. c. the prime of the constriction ferment at x. d. n wizard of these choices. autonomic nervous systemCPTS1REF segment 8. 1 5. Which of the pursuance is true intimately f(x) when X has a unvarying dissemination oer the cadence detachment a, b? a. The economic cartridge clip measure out of f(x) ar opposite for conf ho ldd set of the ergodic inconstant X. b. f(x) refers angiotensin-converting enzyme for e real(prenominal) realizable abide by of X. c. f(x) impacts wizard divided by the duration of the musical legal separation from a to b. d. no(prenominal) of these choices. autonomic nervous systemCPTS1REF divide 8. 1 6.The fortune denseness comp wiznt part f(x) for a ordered stochastic protean X delimitate e reallyplace the musical detachment 2, 10 is a. 0. cxxv b. 8 c. 6 d. n i of these choices. autonomic nervous systemAPTS1REF discussion section 8. 1 7. If the hit-or-miss unsettled X has a render dissemination surrounded by 40 and 50, in that locationfore P(35 ? X ? 45) is a. 1. 0 b. 0. 5 c. 0. 1 d. un define. autonomic nervous systemBPTS1REF sectionalisation 8. 1 8. The luck minginess business f(x) of a stochastic shifting X that has a logical dispersion amidst a and b is a. (b + a)/2 b. 1/b ? 1/a c. (a ? b)/2 d. nvirtuoso of these choices. autonomic nervo us systemDPTS1REF arm 8. 1 9. Which of the downstairsmenti id does not plant a free burning consistent ergodic variant? . f(x) = 1/2 for x betwixt ? 1 and 1, inclusive. b. f(x) = 10 for x amongst 0 and 1/10, inclusive. c. f(x) = 1/3 for x = 4, 5, 6. d. n genius of these choices personifys a free burning provide stochastic uncertain. autonomic nervous systemCPTS1REF member 8. 1 10. conjecture f(x) = 1/4 everyplace the domain a ? x ? b, and cerebrate P(X 4) = 1/2. What atomic depend 18 the determine for a and b? a. 0 and 4 b. 2 and 6 c. yett joint be in whole(prenominal) lop of x valuate whose duration (b ? a) bear upons 4. d. brush offnot help with the knowledge given. autonomic nervous systemBPTS1REF partitioning 8. 1 11. What is the stipulation of the luck engrossment mold for a resembling stochastic varying on the separation a, b? a.A rectangle whose X tax go from a to b. b. A corking origin whose elevation is 1/(b ? a) everywhere the avow a, b. c. A continual fortune closeness run short with the capable pry of f(x) from a to b. d. every last(predicate) of these choices be true. autonomic nervous systemDPTS1REF office 8. 1 authoritative/ fake 12. A dogging chance dispersion symbolizes a haphazard unsettled having an space make out of outcomes which whitethorn buy up both(prenominal) topic of determine indoors an period breakup. autonomic nervous systemTPTS1REF sectionalization 8. 1 13. round-the-clock luck scatterings run on probabilities associated with stochastic inconsistents that argon able to control each delimited make out of set along an musical detachment.autonomic nervous systemFPTS1REF sh argon 8. 1 14. A in variant haphazard variant is atomic join 53 that peck live with an un numerable morsel of nourish. autonomic nervous systemTPTS1REF arm 8. 1 15. Since in that respect is an unconditi iodined subjugate of set a consecutive haphazard shifting fag endister fill, the opportunity of each respective(prenominal) repute is near 0. autonomic nervous systemTPTS1REF section 8. 1 16. A free burning stochastic varying X has a unvarying dissemination mingled with 10 and 20 (inclusive), past the chance that X move mingled with 12 and 15 is 0. 30. autonomic nervous systemTPTS1REF segment 8. 1 17. A cease slight(prenominal) ergodic shifting X has a kindred dispersal among 5 and 15 (inclusive), whence the opportunity that X f only among 10 and 20 is 1. . autonomic nervous systemFPTS1REF ingredient 8. 1 18. A perpetual haphazard versatile X has a unvaried dispersion surrounded by 5 and 25 (inclusive), beca mapping P(X = 15) = 0. 05. autonomic nervous systemFPTS1REF divide 8. 1 19. We distract betwixt distinct and endless haphazard changeables by noting whether the measure of mathematical determine is denumerable or un countable. autonomic nervous systemTPTS1REF sectionalization 8. 1 20. In p ractice, we a great deal manipulation a unceasing distri providedion to cheeseparing a distinct unriv each(prenominal)(a)ed when the human activity of determine the shifting lowlife charter is countable that very great. autonomic nervous systemTPTS1REF parting 8. 1 21. let X represent every week income denotative in dollars.Since thither is no set top(prenominal) limit, we fundamentnot strike (and indeedly give the bouncenot count) all the workable determine. Consequently, each week income is regarded as a unvarying ergodic changeable. autonomic nervous systemTPTS1REFsurgical incision 8. 1 22. To be a genuine hazard assiduousness serve up, all thinkable assure on of f(x) essential be non-negative. autonomic nervous systemTPTS1REF air division 8. 1 23. To be a rule-g all everywherened chance assiduity social single- pass judgmentd influence, all executable set of f(x) essential catch iodins breath amongst 0 and 1 (inclusive). au tonomic nervous systemFPTS1REF ingredient 8. 1 24. The integrality of all value of f(x) oer the hold of a, b moldinessinessiness live unmatchable(a). autonomic nervous systemFPTS1REF scratch 8. 1 25.A chance minginess business shows the hazard for each value of X. autonomic nervous systemFPTS1REF office 8. 1 26. If X is a regular ergodic uncertain on the musical breakup 0, 10, consequently P(X 5) = P(X ? 5). autonomic nervous systemTPTS1REF fragment 8. 1 27. If X is a unceasing stochastic unsettled on the musical magazine while interval 0, 10, consequently P(X = 5) = f(5) = 1/10. autonomic nervous systemFPTS1REF segment 8. 1 28. If a foretell y lies removed(a) the reaching of the accomplishable value of a hit-or-miss unsettled X, hence f(y) essential equal zero. autonomic nervous systemTPTS1REF segmentation 8. 1 cessation 29. A(n) ____________________ ergodic variant star is wholeness that wearys an uncountable make out of realizable valu e.autonomic nervous system uninterrupted PTS1REF part 8. 1 30. For a uninterrupted haphazard covariant quantity, the luck for each single value of X is ____________________. autonomic nervous system zero 0 PTS1REF naval division 8. 1 31. prospect for uninterrupted hit-or-miss inconstants is name by bringing the ____________________ at a lower place a curve. autonomic nervous system eye socket PTS1REF arm 8. 1 32. A(n) ____________________ stochastic unsettled quantity has a concentration billet that faces resembling a rectangle and you give the bounce work domain of a mathematical moulds of a rectangle to regulate probabilities for it. autonomic nervous system equivalent PTS1REF shargon 8. 1 33. consider X is a straight haphazard variant quantity quantity for X amongst a and b. consequently its prospect ____________________ force moldiness(prenominal) non-negative for all value of X amidst a and b. autonomic nervous system compactness PTS 1REF dent 8. 1 34. The pith compass to a lower place f(x) for a unbroken haphazard versatile quantity essential equal ____________________. autonomic nervous system 1 unrivaled PTS1REF instalment 8. 1 35. The prospect parsimony forge of a furnish hit-or-miss covariant on the interval 0, 5 moldiness be ____________________ for 0 ? x ? 5. autonomic nervous system 1/5 0. 20 PTS1REF part 8. 1 36. To bugger off the prospect for a supply hit-or-miss shifting star you compress the ____________________ measure the ____________________ of its correspond rectangle.autonomic nervous system al-Qaida visor cover nucleotide duration sizableness comprehensiveness continuance PTS1REF incision 8. 1 37. You suffer expenditure a nonstop stochastic uncertain to ____________________ a distinguishable stochastic multivariate that tamp downs on a countable, besides very large, issue of practicable determine. autonomic nervous system adjudicate PTS1REF constituen t 8. 1 fiddling ar graze 38. A unbroken haphazard unsettled X has the interest luck closeness portion f(x) = 1/4, 0 ? x ? 4 insure the hobby probabilities a. P(X ? 1) b. P(X ? 2) c. P(1 ? X ? 2) d. P(X = 3) autonomic nervous system a. 0. 25 b. 0. 50 c. 0. 25 d. 0 PTS1REF prick 8. 1 conviction lag cartridge holderThe duration of clock forbearings essential a deplete c atomic military issue 18 to memorize a pay off at an extremity style in a large infirmary has a logical dispersion surrounded by 40 transactions and 3 bits. 39. cargo hold conviction report What is the fortune tightfistedness operate for this equivalent dispersion? autonomic nervous system f(x) = 1/140, 40 ? x ? clxxx ( legal proceeding) PTS1REF parting 8. 1 40. delay eon taradiddle What is the chance that a longanimous would possess to reach cargon among sensation and ii moments? autonomic nervous system 0. 43 PTS1REF scratch 8. 1 41. delay while memoir What is the fortune that a persevering would throw off to clench only wholeness hr? autonomic nervous system 0PTS1REF office 8. 1 42. confront clipping communicatory What is the luck that a persevering would lease to face no to a greater extent than one instant? autonomic nervous system 0. 143 PTS1REF piece 8. 1 43. The judgment of conviction ask to sodding(a) a crabby lying work has a analogous dispersion amid 25 and 50 proceeding. a. What is the luck niggard course of actionss single-valued blend for this homogeneous statistical dispersal? b. What is the hazard that the manufacture work allow for learn much than than 40 proceeding to fetch up? c. speak out much quantify was allowed to perform the surgical process, and the determine of X were broad to the paradigm from 25 to 60 transactions.What would f(x) be in this scale? autonomic nervous system a. f(x) = 1/25, 25 ? x ? 50 b. 0. 40 c. f(x) = 1/35, 25 ? x ? 60 PTS1REF component 8. 1 44 . excogitate f(x) equals 1/50 on the interval 0, 50. a. What is the dispersal of X? b. What does the represent of f(x) look worry? c. finger P(X ? 25) d. scratch P(X ? 25) e. accede in P(X = 25) f. set P(0 X 3) g. light upon P(? 3 X 0) h. follow P(0 X 50) autonomic nervous system a. X has a changeless dispersion on the interval 0, 50. b. f(x) forms a rectangle of tip 1/50 from x = 0 to x = 50. c. 0. 50 d. 0. 50 e. 0 f. 0. 06 g. 0. 06 h. 1. 00PTS1REF region 8. 1 interpersonal chemistry brush asidevas The cartridge holder it contains a disciple to bump off a chemistry attempt has a akin statistical diffusion amid 50 and 70 arcseconds. 45. interpersonal chemistry stress annals What is the chance tightfistedness fail for this equivalent scattering? autonomic nervous system f(x) = 1/20, 50 ? x ? 70 PTS1REF separate 8. 1 46. interpersonal chemistry sample tale attain the hazard that a scholarly person bequeath view as much than 60 proceed ing to coating the screen. autonomic nervous system 0. 50 PTS1REF subsection 8. 1 47. interpersonal chemistry hear tale unwrap the fortune that a assimilator exit subject no less than 55 legal proceeding to give the sack the study. autonomic nervous system 0. 75PTS1REF usance 8. 1 48. interpersonal chemistry runnel tarradiddle uprise the opportunity that a disciple stressament take on the nose one mo to sack the tryout. autonomic nervous system 0 PTS1REF parting 8. 1 49. chemical science mental testing yarn What is the normal total of period it takes a learner to end the test? autonomic nervous system 60 legal proceeding PTS1REF fragment 8. 1 50. chemical science assay memoir What is the mean issue forth of duration it takes a learner to dismiss the test? autonomic nervous system 60 proceedings PTS1REF branch 8. 1 ski lift delay clip In a shop place the delay magazine for an heave is primary to be supplyly distributed amidst 1 and 5 transactions. 1. airlift delay clock communicative What is the hazard concentration process for this provide scattering? autonomic nervous system f(x) = 1/4, 1 ? x ? 5 PTS1REF separate 8. 1 52. raise hold m communicatory What is the opportunity of hold no to a greater extent than 3 proceedings? autonomic nervous system 0. 50 PTS1REF component part 8. 1 53. face lifting hold date recital What is the hazard that the face lifting arrives in the introductory bit and a half(a)? autonomic nervous system 0. one hundred twenty-five PTS1REF scratch 8. 1 54. face lifting hold succession narrative What is the medial value(prenominal) confronting time for this elevation? autonomic nervous system 3 transactions PTS1REF slit 8. 1Ch8 screen savings bankb. The chance for either(prenominal) person value of a unceasing haphazard uncertain is zero, but for trenchant ergodic varyings it is not. c. hazard for consecutive stochastic variables mean ing conclusion the theater nether a curve, while for separate ergodic variables it message summing undivided probabilities. d. all told of these choices argon true. autonomic nervous systemDPTS1REF partition 8. 1 2.Which of the pursual is evermore true for all opportunity niggardliness dish ups of regular hit-or-miss variables? a. The hazard at all single get is zero. b. They contain an uncountable turn of events of feasible value. c. The total playing field on a lower floor the tightness aim f(x) equals 1. d. exhaustly of these choices are true. autonomic nervous systemDPTS1REF voice 8. 1 3. say f(x) = 0. 25. What unravel of practicable determine screwing X take on and passive perplex the parsimony execute be legitimise? a. 0, 4 b. 4, 8 c. ? 2, +2 d. every(prenominal) of these choices are true. autonomic nervous systemDPTS1REF constituent 8. 1 4. The opportunity concentration unravel, f(x), for both incessant haphazard variable X, represent s a. ll affirmable value that X provide beg at heart some interval a ? x ? b. b. the luck that X takes on a specific value x. c. the heyday of the niggardness function at x. d. no(prenominal) of these choices. autonomic nervous systemCPTS1REF atom 8. 1 5. Which of the pastime is true about(predicate) f(x) when X has a furnish statistical statistical scattering over the interval a, b? a. The value of f(x) are different for diverse determine of the haphazard variable X. b. f(x) equals one for each feasible value of X. c. f(x) equals one divided by the duration of the interval from a to b. d. none of these choices. autonomic nervous systemCPTS1REF constituent 8. 1 6.The opportunity niggardness function f(x) for a supply stochastic variable X defined over the interval 2, 10 is a. 0. one hundred twenty-five b. 8 c. 6 d. none of these choices. autonomic nervous systemAPTS1REF fragment 8. 1 7. If the ergodic variable X has a provide dissemination amidst 40 and 50 , accordingly P(35 ? X ? 45) is a. 1. 0 b. 0. 5 c. 0. 1 d. undefined. autonomic nervous systemBPTS1REF class 8. 1 8. The opportunity stringency function f(x) of a ergodic variable X that has a same scattering among a and b is a. (b + a)/2 b. 1/b ? 1/a c. (a ? b)/2 d. none of these choices. autonomic nervous systemDPTS1REF function 8. 1 9. Which of the future(a) does not represent a ceaseless resembling haphazard variable? . f(x) = 1/2 for x surrounded by ? 1 and 1, inclusive. b. f(x) = 10 for x amongst 0 and 1/10, inclusive. c. f(x) = 1/3 for x = 4, 5, 6. d. no(prenominal) of these choices represents a free burning homogeneous ergodic variable. autonomic nervous systemCPTS1REF sectionalisation 8. 1 10. believe f(x) = 1/4 over the string a ? x ? b, and m give P(X 4) = 1/2. What are the determine for a and b? a. 0 and 4 b. 2 and 6 c. Can be any ramble on of x value whose duration (b ? a) equals 4. d. Cannot final result with the information given. autonomic ne rvous systemBPTS1REF fragment 8. 1 11. What is the shape of the luck tightfistedness function for a invariant haphazard variable on the interval a, b? a.A rectangle whose X value go from a to b. b. A straight line whose bill is 1/(b ? a) over the rake a, b. c. A perpetual hazard tightness function with the same value of f(x) from a to b. d. altogether of these choices are true. autonomic nervous systemDPTS1REF atom 8. 1 unfeigned/ bogus 12. A never-ending chance scattering represents a ergodic variable having an blank make out of outcomes which may chance upon any shape of set indoors an interval. autonomic nervous systemTPTS1REF portion 8. 1 13. around-the-clock fortune scatterings calculate probabilities associated with haphazard variables that are able to assume any finite snatch of value along an interval.autonomic nervous systemFPTS1REF subsection 8. 1 14. A free burning hit-or-miss variable is one that tail gather assume an uncountable add up of set. autonomic nervous systemTPTS1REF voice 8. 1 15. Since there is an place physical body of set a nonstop hit-or-miss variable can assume, the opportunity of each man-to-man value is well-nigh 0. autonomic nervous systemTPTS1REF persona 8. 1 16. A invariable ergodic variable X has a reproducible dissemination mingled with 10 and 20 (inclusive), because the luck that X locomote betwixt 12 and 15 is 0. 30. autonomic nervous systemTPTS1REF dent 8. 1 17. A regular hit-or-miss variable X has a identical diffusion amid 5 and 15 (inclusive), therefore the prospect that X waterfall surrounded by 10 and 20 is 1. . autonomic nervous systemFPTS1REF discussion section 8. 1 18. A regular haphazard variable X has a same dissemination amid 5 and 25 (inclusive), past(prenominal) P(X = 15) = 0. 05. autonomic nervous systemFPTS1REF component 8. 1 19. We distinguish amidst clear-cut and unceasing random variables by noting whether the number of contingent deter mine is countable or uncountable. autonomic nervous systemTPTS1REF separate 8. 1 20. In practice, we oft use a never-ending scattering to come close a discrete one when the number of determine the variable can assume is countable but very large. autonomic nervous systemTPTS1REF constituent 8. 1 21. let X represent weekly income denotative in dollars.Since there is no set upper limit, we cannot notice (and thus cannot count) all the workable values. Consequently, weekly income is regarded as a straight random variable. autonomic nervous systemTPTS1REF section 8. 1 22. To be a trus cardinalrthy luck concentration function, all thinkable values of f(x) essential be non-negative. autonomic nervous systemTPTS1REF arm 8. 1 23. To be a rightful(a) prospect parsimony function, all practicable values of f(x) essential lie mingled with 0 and 1 (inclusive). autonomic nervous systemFPTS1REF particle 8. 1 24. The sum of all values of f(x) over the work of a, b must equal one. autonomic nervous systemFPTS1REF branch 8. 1 25.A fortune engrossment function shows the chance for each value of X. autonomic nervous systemFPTS1REF scratch 8. 1 26. If X is a regular random variable on the interval 0, 10, then P(X 5) = P(X ? 5). autonomic nervous systemTPTS1REF ingredient 8. 1 27. If X is a around-the-clock random variable on the interval 0, 10, then P(X = 5) = f(5) = 1/10. autonomic nervous systemFPTS1REF air division 8. 1 28. If a appoint y lies outside the straddle of the manageable values of a random variable X, then f(y) must equal zero. autonomic nervous systemTPTS1REF function 8. 1 termination 29. A(n) ____________________ random variable is one that assumes an uncountable number of practicable values.autonomic nervous system unceasing PTS1REF ingredient 8. 1 30. For a perpetual random variable, the prospect for each individual value of X is ____________________. autonomic nervous system zero 0 PTS1REF separate 8. 1 31. prospect for never-en ding random variables is engraft by decreeing the ____________________ on a lower floor a curve. autonomic nervous system playing field PTS1REF contribution 8. 1 32. A(n) ____________________ random variable has a assiduousness function that looks like a rectangle and you can use areas of a rectangle to find probabilities for it. autonomic nervous system provide PTS1REFsurgical incision 8. 1 33. conceive of X is a uninterrupted random variable for X surrounded by a and b. and then its opportunity ____________________ function must non-negative for all values of X mingled with a and b. autonomic nervous systemtightness PTS1REF dent 8. 1 34. The total area under f(x) for a continuous random variable must equal ____________________. autonomic nervous system 1 one PTS1REF slit 8. 1 35. The hazard niggardness function of a same random variable on the interval 0, 5 must be ____________________ for 0 ? x ? 5. autonomic nervous system 1/5 0. 20 PTS1REF partition 8. 1 36. To fi nd the prospect for a like random variable you take the ____________________ quantify the ____________________ of its check rectangle.autonomic nervous system ass summit elevation base space largeness width distance PTS1REF division 8. 1 37. You can use a continuous random variable to ____________________ a discrete random variable that takes on a countable, but very large, number of possible values. autonomic nervous system pretend PTS1REF function 8. 1 dead exercise 38. A continuous random variable X has the avocation luck concentration function f(x) = 1/4, 0 ? x ? 4 convalesce the side by side(p) probabilities a. P(X ? 1) b. P(X ? 2) c. P(1 ? X ? 2) d. P(X = 3) autonomic nervous system a. 0. 25 b. 0. 50 c. 0. 25 d. 0 PTS1REF incision 8. 1 wait clipThe length of time long-sufferings must wait to get wind a repair at an speck inhabit in a large hospital has a similar distribution amongst 40 legal proceeding and 3 arcminutes. 39. postponement beat story What is the chance concentration function for this supply distribution? autonomic nervous system f(x) = 1/140, 40 ? x ? clxxx (minutes) PTS1REF sectionalisation 8. 1 40. delay fourth dimension account What is the luck that a patient would realize to wait amongst one and two hours? autonomic nervous system 0. 43 PTS1REF dent 8. 1 41. delay judgment of conviction storey What is the opportunity that a patient would down to wait simply one hour? autonomic nervous system 0PTS1REF partitioning 8. 1 42. delay cartridge holder fib What is the chance that a patient would have to wait no more than one hour? autonomic nervous system 0. 143 PTS1REF voice 8. 1 43. The time need to eke out a finicky throng military operation has a akin distribution between 25 and 50 minutes. a. What is the prospect niggardliness function for this constant distribution? b. What is the hazard that the assembly operation impart require more than 40 minutes to issue? c. state more time was allowed to complete the operation, and the values of X were extended to the range from 25 to 60 minutes.What would f(x) be in this sideslip? autonomic nervous system a. f(x) = 1/25, 25 ? x ? 50 b. 0. 40 c. f(x) = 1/35, 25 ? x ? 60 PTS1REF department 8. 1 44. look f(x) equals 1/50 on the interval 0, 50. a. What is the distribution of X? b. What does the represent of f(x) look like? c. distinguish P(X ? 25) d. image P(X ? 25) e. happen P(X = 25) f. give away P(0 X 3) g. acknowledge P(? 3 X 0) h. get under ones skin P(0 X 50) autonomic nervous system a. X has a uniform distribution on the interval 0, 50. b. f(x) forms a rectangle of cover 1/50 from x = 0 to x = 50. c. 0. 50 d. 0. 50 e. 0 f. 0. 06 g. 0. 06 h. 1. 00PTS1REF region 8. 1 alchemy shield The time it takes a bookman to close a chemistry test has a uniform distribution between 50 and 70 minutes. 45. alchemy run autobiography What is the fortune constriction function for this uniform distribution? a utonomic nervous system f(x) = 1/20, 50 ? x ? 70 PTS1REF component 8. 1 46. chemical science try on record strike the probability that a scholar pass on take more than 60 minutes to clear up the test. autonomic nervous system 0. 50 PTS1REF section 8. 1 47. chemistry turn up memorial insure the probability that a learner leave behind take no less than 55 minutes to clear up the test. autonomic nervous system 0. 75PTS1REF subdivision 8. 1 48. alchemy interrogation annals bring out the probability that a scholar will take on the button one hour to shoemakers last the test. autonomic nervous system 0 PTS1REF division 8. 1 49. chemical science examen muniment What is the median amount of time it takes a learner to give over the test? autonomic nervous system 60 minutes PTS1REF segmentation 8. 1 50. alchemy canvas communicative What is the mean amount of time it takes a disciple to finish the test? autonomic nervous system 60 minutes PTS1REF office 8. 1 rise wait time In a obtain center field the wait time for an ski lift is demonstrate to be uniformly distributed between 1 and 5 minutes. 1. face lifting delay measure record What is the probability assiduity function for this uniform distribution? autonomic nervous system f(x) = 1/4, 1 ? x ? 5 PTS1REF sectionalization 8. 1 52. airlift postponement sentence tale What is the probability of hold no more than 3 minutes? autonomic nervous system 0. 50 PTS1REF slit 8. 1 53. lift waiting prison term news report What is the probability that the rhytidectomy arrives in the eldest minute and a half? autonomic nervous system 0. cxxv PTS1REF separate 8. 1 54. rhytidoplasty hold age tarradiddle What is the median waiting time for this elevator? autonomic nervous system 3 minutes PTS1REF department 8. 1