For each of the experiments listed below, chose what distribution would be appro
ID: 3336161 • Letter: F
Question
For each of the experiments listed below, chose what distribution would be appropriate to use.
You can use each distribution more than once.
A – Binomial
B – Multinomial
C – Hypergeometric
D - Geometric
E - Negative Binomial
F - Poisson
________ A multiple choice test has 25 questions, each with 4 possible answers of which only 1 is correct. We are interested in the number of correct answers if the test is filled out only by guesswork.
________ On average, a person fishing at a particular lake will catch 2 fish per hour. We are interested in the number of fish a randomly selected person will catch in an hour.
________ A hand of five cards is dealt from a standard 52 card deck. We are interested in the number of Aces in the hand.
________ Suppose the probability that a basketball player makes a foul shot is 0.70. We are interested in the number of shots he will have to take in order to make 3 of them.
________ A study has shown that in a certain city 70% of all families own at least 2 TV sets. We are interested in the number of families that own at least 2 TVs from a sample of 20 families.
Explanation / Answer
1 ) A multiple choice test has 25 questions, each with 4 possible answers of which only 1 is correct. We are interested in the number of correct answers if the test is filled out only by guesswork .
------------------------- A – Binomial
2 ) On average, a person fishing at a particular lake will catch 2 fish per hour. We are interested in the number of fish a randomly selected person will catch in an hour .
--------------------------------- F - Poisson
3 ) A hand of five cards is dealt from a standard 52 card deck. We are interested in the number of Aces in the hand.
---------------------------- C – Hypergeometric
4 ) Suppose the probability that a basketball player makes a foul shot is 0.70. We are interested in the number of shots he will have to take in order to make 3 of them.
--------------------------------- E - Negative Binomial
5 ) A study has shown that in a certain city 70% of all families own at least 2 TV sets. We are interested in the number of families that own at least 2 TVs from a sample of 20 families.
-------------------------------- A – Binomial
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