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Inv. 5.1.1 Practice Problems

Last updated almost 5 years ago

9 questions

Note from the author:

Determining probabilities in binomial situations

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Question 1

1.

What is the probability that all of the children are born with CF? Include your calculations leading up to your final answer.

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Question 6

6.

What is the probability that all of them speak a language other than English at home? Include your calculations leading up to your final answer.

Question 7

7.

What is the probability that none of them speak a language other than English at home? Include your calculations leading up to your final answer.

Question 8

8.

What is the probability that at least one of them speaks a language other than English at home? Include your calculations leading up to your final answer.

Question 9

9.

What is the probability that the first two people you pick speak a language other than English at home, but the last four speak English? Include your calculations leading up to your final answer.

Question 2

2.

What is the probability that none of the children are born with CF? Include your calculations leading up to your final answer.

Question 3

3.

What is the probability that at least one of the children is born with CF? Include your calculations leading up to your final answer.

Question 4

4.

What is the probability that the oldest child is born with CF, but the others are not? Include your calculations leading up to your final answer.

Question 5

5.

Suppose a father and a mother are picked at random. What is the probability that they both are symptomless carriers of CF? Include your calculations leading up to your final answer.