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Back to 8.3 A Population Proportion

8.3 Exercise 25

Avg difficulty 2.5


Use the following information to answer the next five exercises: A poll of 1,200 voters asked what the most significant issue was in the upcoming election. Sixty-five percent answered the economy. We are interested in the population proportion of voters who feel the economy is the most important.

Define the random variable P′ in words.

OpenStax Introductory Statistics 2e, 8.3 A Population Proportion, exercise 25

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Adapted from Introductory Statistics 2e © 2023 Rice University. Licensed under CC BY 4.0. Source: Introductory Statistics 2e. Imported at revision 50ec917.