Asked by Ahmad Syukri

Suppose that you are in charge to see if dropping an iPhone 5 will damage it. You want to find the proportion of iPhone 5 that breaks. If you want a 95% confidence interval for this proportion, with a margin of error of 5%, how many iPhone 5 should you drop?

Answers

Answered by PsyDAG
95% = mean ± 1.96 SEm

Use same procedure indicated in your later post.
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