Silvie4445 Silvie4445

10-01-2024
Mathematics

contestada

You are going to create a 95% confidence interval for a population proportion and want the margin of error to be no more than 0.05. Historical data indicate that the population proportion has remained constant at about 0.7. What is the minimum size random sample you need to construct this interval?
a. 322
b. 385
c. 323
d. 275
e. 274

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