The following table gives the estimated probabilities that a randomly selected subscriber will download 1, 2, 3, 4, or 5 movies in a particular month. If a subscriber is selected at random, what is the estimated probability that this subscriber downloads the following: 1) What is the probability of downloading 5 movies? 2) What is the probability of downloading at most 3 movies? 3) What is the probability of downloading at least 2 movies

Q: A customs inspector decides to inspect 2 of 12 shipments that arrive from Madrid by plane.  If the…

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Q: Assume that when adults with smartphones are randomly​ selected, 44​% use them in meetings or…

A: Probability: Probability is a chance factor that occurs at every outcome of a random experiment.…

Q: Delta Airlines' flights from Boston to Seattle are on time 60 % of the time. Suppose 10 flights are…

A: For a defined random variable, X~B(n,p), the pmf is P(X=x)=nCxpxq(n-x) ; x=0,1,2,..n…

Q: The probability that the three horses finish first, second and third is

A: The probability formula is, Probability=Number of favourable outcomesTotal outcomes The number of…

Q: Assume that three adults are randomly selected without replacement from the 247,436,830 adults in…

A: 10% of adults in the United States use drugs

Q: If an urn has 5 white balls and 10 red balls, what is the probability that 5 randomly selected balls…

A: Given that there are 5 white balls and 10 red balls. Total number of balls is 5+10=15. And 5 balls…

Q: if six different customers a, b, c, d, e and f arrive for service at random order, what is the…

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Q: Suppose a math class contains 31 students, 19 females (two of whom speak French) and 12 males (three…

A: We have given that a math class contain 31 students, 19 females( 2 speaks French) and 12 males(3…

Q: A bowl contains 10 chips numbered 1, 2, . . . , 10, respectively. Five chips aredrawn at random, one…

A: Given: A bowl contains 10 chips numbered 1, 2, . . . , 10. So the number of chips, N=10. Five chips…

Q: Suppose a math class contains 47 students, 24 females (four of whom speak French) and 23 males (six…

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Q: Consider a collection of envelopes consisting of 1 red envelope​,2 blue envelopes​,3 green…

A: Probability of an event=( number of favourable events)/(total number of events)

Q: Assume that when adults with smartphones are randomly​ selected, 61​% use them in meetings or…

A: Given Assume that when adults with smartphones are randomly​ selected, 61​% use them in meetings or…

Q: Suppose a jar contains 6 blue, 3 green, and 2 red marbles. What is the probability of randomly…

A: Given A jar contains 6 blue, 3 green and 2 red marbles.

Q: A team of 6 students from a pool of 10 students is being formed. Assume the students have different…

A: Formula : Binomial distribution is given by

Q: Assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes.…

A: Given,n=6p=0.54q=1-p=1-0.54=0.46X=No.of adults use their smartphones in meetingsor…

Q: Suppose a store accepts VISA and Mastercard only. If 40% of customers carry a VISA card, 70% carry a…

A: If A and B denotes two events, then the probability that both events happen simultaneously, can be…

Q: 2. On 60% of days, a hospital admits at least one heart attack patient. On 40% of the days, no heart…

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Q: hand of 14 cards is dealt at random from a standard well-shuffled deck of 52 cards. What is the…

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Q: Assume that when adults with smartphones are randomly​ selected, 57​% use them in meetings or…

A: Let X be the number of adults use their smartphones in meetings or classes which follows binomial…

Q: A group of 30 people is selected at random. What is the probability that at least 2 of them will…

A: Given : A group of 30 people is selected at random.   Question : What is the probability that at…

Q: assume that when adults with smartphones are randomly selected, 44% use them in meetings or classes.…

A:

Q: 2. A car-wash operator counts the number of cars arriving at the premises and finds that, on…

A: Given data λ= 4 per hourX = no. of cars arrive in an hourP(x=0) = ?

Q: Assume that when adults with smartphones are randomly​ selected, 52​% use them in meetings or…

A: We have to  find the probability that at least 6 of them use their smartphones in meetings or…

Q: According to a report from a particular university, 46% of female undergraduates take on debt. Find…

A: From the given information, n = 7, x = 0 and p is 0.46.

Q: An urn contains 10 red balls, 20 yellow balls, and 40 orange balls.  If you reach into the urn and…

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Q: The probability that a randomly selected individual in a certain community has made an online…

A: We have to find out given probability...

Q: Assume that when adults with smartphones are randomly​ selected, 57​% use them in meetings or…

A:

Q: If 8 different customers A, B, C, D, E, F, G, and H arrive for service at random order, what is the…

A: Here Given total Number of customer=8

Q: According to TMUSS Quarterly (Totally Made-Up Sports Statistics) April 2017, the probability that…

A: It is given that, The probability that their defense will have 3 or more sacks in the game is 0.24…

Q: At an electronic device service center 15 devices have just been received. Five cell phones, five…

A: Given, At an electronic device service centre, 15 devices have just been received. Five cell phones,…

Q: a girl. If the probability that a boy will be selected is 0.3, what is the probability that a girl…

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Q: Two balls are selected at random from an urn that contains six black balls and six red balls. What…

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Q: Assume that when adults with smartphones are randomly​ selected, 64​% use them in meetings or…

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Q: If a ball is selected at random from an urn containing three red balls, two white balls, and five…

A: According to the provided information, there are 3 red balls, 2 white balls, and 5 blue balls

Q: What is the probability of selecting a white chip from the bag? What is the probability of selecting…

A: (1) A bag contains one white chip and two red chips. Two chips are to be selected at random from…

Q: The probability that exactly 3 of the rocks are sedimentary is (Round to four decimal places as…

A: Igneous rocks = 12 Sedimentary rocks = 10 Metamorphic rocks = 10 Total rocks = 32

Q: Suppose a math class contains 39 students, 18 females (three of whom speak French) and 21 males…

A: A math class contains 39 students. That is, n=39. Let F is defined as the student is female, M is…

Q: Assume that when adults with smartphones are randomly​ selected, 56​% use them in meetings or…

A: Solution:Binomial distribution:The binomial distribution gives the probability of number of…

Q: Suppose a math class contains 41 students, 19 females (two of whom speak French) and 22 males (three…

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Q: an urn contains 2 white balls and 8 red balls. a second urn contains 8 white balls and 2 red balls.…

A: From the given information,   First urn contains 2 white balls and 8 red balls. Second urn contains…