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A complete count shows that 505,000 out of 1,000,000 people who voted prefer candidate A. a....

A complete count shows that 505,000 out of 1,000,000 people who voted prefer candidate A.

a. What is the population proportion of those who prefer A, p?   

b. What is the size of a 95% Confidence Interval for the population proportion?

math   Statistics-And-Probability   
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