Question

The IRS (Internal Revenue Service) is conducting a study to determine the percentage of taxpayers who overpaid their taxes for the past year. In a sample of 2500 taxpayer returns, the IRS found that 780 taxpayers had overpaid. Build a 99% confidence interval estimate of the percentage of all American taxpayers who overpaid their taxes last year.

Answer 1

Answer:

78

Step-by-step explanation:

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