# EBook Problems Distrib Binomial

### From Socr

## EBook Problems Set - Bernoulli and Binomial Experiments Problems

### Problem 1

Which of the following assumptions is not necessary for a random variable to be binomial?

- Choose one answer.

*(a) Equal probability of success for each member of the sample*

*(b) Each member of the sample is related to the other members*

*(c) Each member of the sample is a Bernoulli trial*

*(d) Independence*

Answer

### Problem 2

Which of the following statements best describes the effect on the Binomial Probability Model if the number of trials is held constant and the p( the probability of "success") increases?

- Choose one answer.

*(a) None of these statements are true*

*(b) The mean and the standard deviation both increase*

*(c) The mean decreases and the standard deviation increases*

*(d) The mean increases and the standard deviation decreases*

*(e) The mean and standard deviation both decrease*

Answer

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