EBook Problems Distrib Binomial
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:''(d) Independence | :''(d) Independence | ||
{{hidden|Answer|(b)}} | {{hidden|Answer|(b)}} | ||
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| + | ===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? | ||
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| + | *Choose one answer. | ||
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| + | :''(a) None of these statements are true | ||
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| + | :''(b) The mean and the standard deviation both increase | ||
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| + | :''(c) The mean decreases and the standard deviation increases | ||
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| + | :''(d) The mean increases and the standard deviation decreases | ||
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| + | :''(e) The mean and standard deviation both decrease | ||
| + | {{hidden|Answer|(a)}} | ||
<hr> | <hr> | ||
Current revision as of 03:53, 4 January 2009
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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- SOCR Home page: http://www.socr.ucla.edu
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