The Internal Revenue Service believes that 20 % of people make errors with taxes. If significance level alpha=.01 ho=p.20. Find z value and p values stars question
Added by Cindy P.
Step 1
In this case, the null hypothesis is that the proportion of people who make errors with taxes is 0.20 (or 20%). Second, we need to collect sample data. The problem does not provide this information, so we cannot proceed with the calculation. Show more…
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