Buses arrive at a particular bus stop every 15 minutes.  If you get to the bus stop at a random time, what is the probability that your wait for a bus will be 9 minutes or more?  (Round your answer to 3 decimal places.)

Q: To test its shotgun shells, a company fires 5 of them. What is the probability that all 5 will fire…

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Q: On the average a certain intersection results in 3 traffic accidents per month. What is the…

A: Given : The average results in 3 traffic accidents per month. λ = 3 Px = k = e-λλkk!            ;…

Q: A customer from Cavallaro's Fruit Stand picks a sample of 5 oranges at random from a crate…

A: Given data 5 oranges are picked at random Total oranges = 80 6 oranges are rotten

Q: A couple plans to have 12 children. Assuming that boy and girl births are equally likely. What is…

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Q: Hi. How do you calculate this Poisson Distribution in the TI-83? Thanks.

A: Let ‘Y’ be the waiting time between two busses which follows exponential distribution with mean…

Q: Traffic analysis for an online store reveals that 31% of all users who visit the website end up…

A: Given that  Traffic analysis for an online store reveals that 31% of all users who visit the website…

Q: At a certain car dealership, the probability that a customer purchases an SUV is 0.15. Given that a…

A: Solution: From the given information, the probability that a customer that a customer purchases an…

Q: Computer technology has produced an environment in which robots operate with the use of…

A: Given,p=0.1q=1-0.1=0.9A random variable X~Geometric(p=0.1)P(X=x)=0.10.9x   ;  x=0,1,2,3,.....

Q: A baseball player has a batting average of 0.355. What is the probability that he has exactly 3 hits…

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Q: A softball pitcher has a 0.626 probability of throwing a strike for each curve ball pitch. If the…

A: It is given that the probability of throwing a strike for each curve ball pitch is 0.626. The…

Q: Two cards are drawn in succession without replacement from a standard deck of 52 cards. What is the…

A:

Q: A really bad carton of 30 eggs contains 8 spoiled eggs. An unsuspecting chef picks 5 eggs at random…

A: Given,no.of spoiled eggs=8no.of unspoiled eggs=22Total no.of eggs=30

Q: The quality-control inspector of a production plant will reject a batch of syringes if two or more…

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Q: A. A customer from Cavallaro's Fruit Stand picks a sample of 3 oranges at random from a crate…

A:

Q: A baseball player has a batting average of 0.225. What is the probability that he has exactly 6 hits…

A: Let "X" be the batting average of a basketball player.

Q: People with type O-negative blood are universal donors.  That is, any patient can receive a…

A: Obtain the probability that at least one of them is a universal donor.   The probability that at…

Q: |(a) What is the probability that a randomly selected college student reads newspapers regularly,…

A: Given that 23% of college students read news papers on a regular basis. 83% of college students…

Q: whether they arrive on time. (a) Find the probability that exactly 12 flights arrive on time. (b)…

A: Let , X be the number of flights arrive on time. Here , X→B(n=20 , p=0.80) The probability mass…

Q: A customer from Cavallaro's Fruit Stand picks a sample of 5 oranges at random from a crate…

A:

Q: Suppose that it snows in Greenland an average of once every 21 days, and when it does, glaciers have…

A: Let S be the event that it is snowing. The chance of snowing is  once in 21 days . Therefore,…

Q: (a) What is the probability that a randomly selected female student majors in civil engineering?…

A:

Q: a fair die is rolled three times. what is the probability of obtaining no 2's? P(no 2's on the three…

A: To calculate the probability of the desired event under the given condtions

Q: A baseball player has a batting average of 0.185. What is the probability that he has exactly 2 hits…

A: Let us denote: X= the number of hitsn=number of trials=7p=the probability of success= 0.185X follows…

Q: An aerospace company tests a new missile prototype. The probability of a hit is, in any test, 0.95.…

A: Ans - Given, An aerospace company tests a new missile prototype. The probability of a hit is, in any…

Q: In the game of Keno, if six spots are marked, the player wins if four or more of their spots are…

A: Given that there are total 6 marked spots. Each spot can be selected or not selected. So 2 options…

Q: 329 chickens on a farm lay brown eggs and 137 chickens on the farm lay white eggs. If a chicken is…

A: chickens on a farm lay brown eggs=329 chickens on the farm lay white eggs=137 Total…

Q: hat is the probability that at least one of the students got a score? Round to four decimal place.

A: Let , X be the number of students got a score Here , X→B(n=3 , p=0.33) The probability mass function…

Q: On average, Camden has noticed that 18 trains pass by his house daily (24 hours) on the nearby train…

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Q: You deal 4 cards without replacement from a standard 52-card deck. The probability that you deal…

A: Consider that 4 cards are drawn without replacement from a standard 52 card-deck.The probability,…

Q: Because not airline passengers show up for their reserved seat, an airline sells 125 tickets for a…

A:

Q: A pair of fair dice is rolled and the sum of the numbers noted. What is the probability that the sum…

A: we know that  A pair of fair dice is rolled then total number of outcomes is. 6 ×6= 36

Q: Suppose that the New England Colonials baseball team is equally likely to win a game as not to win…

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Q: The probability that the flowers on your table are purple when you dine at a certain fine dining…

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Q: A manufacturer finds that 1.5% of its products is defective. What is the probability that one of the…

A: It is given that the random variable X follows Binomial distribution with parameter p = 1.5% = 0.015…

Q: Two cards are drawn in succession without replacement from a standard deck of 52 cards. What is the…

A: Number of spade n(S)= 13  Number of club n(C) = 13 Total cards n(T) = 52   It is given that the…

Q: A baseball player has a batting average of 0.335. What is the probability that he has exactly 4 hits…

A: Given data, p=0.335 n=7 P(X=4)=?

Q: A basketball player has a 0.654 probability of making a free throw. If the player shoots 13 free…

A:

Q: Where does all that Halloween candy go? The October 2004 issue of Readers' Digest quoted that "88%…

A: Obtain the probability that 20 or more took Halloween candy from their children's trick-or-treat…

Q: A baseball player has a batting average of 0.325. What is the probability that he has exactly 2 hits…

A: Let "X" be the batting average of the basketball player.

Q: A couple plans to have 11 children. What is the probability that there will be at least one girl?…

A: A random variable follows the binomial distribution if it satisfies the conditions given below.…

Q: Suppose that it snows in Greenland an average of once every 28 days, and when it does, glaciers have…

A: In problem given that, Suppose that it snows in Greenland an average of once every 28 days, and when…

Q: A quality control inspector has drawn a sample of 19 light bulbs from a recent production lot. If…

A: Consider X as the number of successes (the lot passes inspection) out of the n = 19 light bulbs.…

Q: An aerospace company builds a type of cruise missiles. Suppose, on average, the first failure of…

A: Let there is a sequence of trials, each having two outcomes, say Success and Failure, trials being…

Q: People enter a gambling casino at a rate of 1 every 2 minutes        a)What is the probability that…

A: The given problem can be moderated as the Poisson process. Let, X~Pois(λ) The p.m.f of X is…

Q: A factory produces candies, and 27% are blue. In the factory, the candies are randomly mixed…

A: Here we will use the concept of Binomial distribution  The PMF of the Binomial distribution is given…

Q: A baseball player has a batting average of 0.29. What is the probability that he has exactly 6 hits…

A: We have given that  Sample size n=7 ,x=6 p=0.29 , q= 1- p=0.71 X~Binomial(n,p)

Q: Hi. Can I get help with this Poisson Distribution in the TI-83? Thanks.

A: SolutionIt is given that people enter a coffee shop at a rate of 1 person every 3 minutes. The…

Q: In a particular week, the probability that it will rain is 75% each day. What is the probability…

A: Given data in a particular week the probability that it will rain is 75% each day.

Q: What is the probability that at least two people in your class (assume a class of 31 students) have…

A: The number of way of birthday for each person out of 365 days is 365P31.The total number of ways of…

Q: A fair coin is tossed 9 times. What is the probability that: a) Exactly 7 heads appear? b) At most 6…

A: