Refer to the population of social science majors in Exercise 5.120 but change the sample size to

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Refer to the population of social science majors in Exercise 5.120 but change the sample size to n = 5. Using the binomial table,
(a) List the probability distribution.
(b) Plot the probability histogram.
(c) Calculate E(X) and Var(X) from the entries in the list from part (a).
(d) Calculate E(X) = np and Var(X) = npq and compare your answer with part (c).
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Statistics Principles And Methods

ISBN: 9780470904114

7th Edition

Authors: Richard A. Johnson, Gouri K. Bhattacharyya

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