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# \$4.00The Republican party is interested in studying the number of republicans that might vote

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(TCO B) The Republican party is interested in studying the number of republicans that might vote in a particular congressional district. Assume that the number of voters is binomially distributed by party affiliation (either republican or not republican). If 10 people show up at the polls, determine the following:

Binomial distribution

 10 n 0.5 p

 X P(X) cumulative probability 0.00098 0.00098 1 0.00977 0.01074 2 0.04395 0.05469 3 0.11719 0.17188 4 0.20508 0.37695 5 0.24609 0.62305 6 0.20508 0.82813 7 0.11719 0.94531 8 0.04395 0.98926 9 0.00977 0.99902 10 0.00098 1.00000

What is the probability that no more than four will be republicans? (Points : 10)
38%
12%
21%
62%

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The Republican party is interested in studying the number of republicans that might vote
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• Posted on Feb. 23, 2012 at 12:33:16AM
A:
Preview: ... 3 0.11719 0.17188 4 0.20508 0.37695 5 0.24609 0.62305 6 0.20508 0.82813 7 0.11719 0.94531 8 ...

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