You plan a survey to estimate the proportion of students on your campus who carry an iPad

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You plan a survey to estimate the proportion of students on your campus who carry an iPad regularly. How many students should be in the sample if you want (with 95% confidence) a margin of error of no more than 4 percentage points?

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Statistical Reasoning For Everyday Life

ISBN: 9780321904645

4th International Edition

Authors: Jeffrey Bennett, William L. Briggs, Mario F. Triola

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