OpenStax, Introductory Statistics 2e §8.3 A Population Proportion · Try It 4 · Statistics · Confidence intervals
A Population Proportion · Try It 4
Out of a random sample of 65 first-year students at State University, 31 students have declared a major. Use the “plus-four” method to find a 96% confidence interval for the true proportion of first-year students at State University who have declared a major.
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OpenStax, Introductory Statistics 2e · §8.3 A Population Proportion · Try It 4
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