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The proportion of public accountants who have changed companies within the last three years is to...

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Basic Math

The proportion of public accountants who have changed companieswithin the last three years is to be estimated within 5%. The 99%level of confidence is to be used. A study conducted several yearsago revealed that the percent of public accountants changingcompanies within three years was 23. (Use z Distribution Table.)(Round the z-values to 2 decimal places. Round up your answers tothe next whole number.)

a. To update this study, the files of how many publicaccountants should be studied? b. How many public accountantsshould be contacted if no previous estimates of the populationproportion are available?

Answer & Explanation Solved by verified expert
3.8 Ratings (715 Votes)
Solution Given thata 23 0231 1 023 077margin of    See Answer
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