AnswersAlgebra D E-Learning Fall 2023 and beyondIntroduction to Normal Distributions

Normal Distributions Answers

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Which of the following represents the probability of 3 successes in 5 trials?

A
3C5P(S)3P(F)5
B
5C3P(S)3P(F)2
C
3C5P(S)2P(F)5
D
5C3P(S)3P(F)5
2
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Suppose that you ask three friends to go to the mall. Each one has a 0.80 chance of saying yes. What is the probability that all three friends will say they can go to the mall with you?

A
0.096
B
0.384
C
0.512
D
0.64
3

Suppose that, without even reading the questions, you guess on all four questions of a true-or-false test. Compare the quantity in Column A with the quantity in Column B. Choose the best answer.

Question illustration
A
The quantity in Column A is greater.
B
The quantity in Column B is greater.
C
The two quantities are equal.
D
The relationship cannot be determined from the information given.
4

In a binomial experiment, if there are two possible outcomes and P(S) = 0.36, what is P(F)?

A
0.06
B
0.74
C
0.36
D
0.64

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