(a) What is the probability that more than 20 voters favor the ban? P(x > 20) =

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 32E
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Suppose that 80% of all registered voters in a certain state favor banning the release of information from exit polls in presidential elections until after the polls in that state close. A random sample of 25 registered voters is to be selected.
Let x = number of registered voters in this random sample who favor the ban. (Use Table 9 in Appendix A. Round your answers to three decimal places.)
Transcribed Image Text:Suppose that 80% of all registered voters in a certain state favor banning the release of information from exit polls in presidential elections until after the polls in that state close. A random sample of 25 registered voters is to be selected. Let x = number of registered voters in this random sample who favor the ban. (Use Table 9 in Appendix A. Round your answers to three decimal places.)
(a) What is the probability that more than 20 voters favor the ban?
P(x > 20) =
Transcribed Image Text:(a) What is the probability that more than 20 voters favor the ban? P(x > 20) =
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