Assume that a sample is used to estimate a population proportion p. Find the margin of error M. E. that corresponds to a sample of size 644 with a mean of 76.4 and a standard deviation of 7.6 at a confidence level of 99.8%. Report ME accurate to one decimal place because the sample statistics are presented with this accuracy. M. E. = Answer should be obtained without any preliminary rounding. However, the critical value may be rounded to 3 decimal places.

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Assume that a sample is used to estimate a population proportion . Find the margin of error M.E. that
corresponds to a sample of size 644 with a mean of 76.4 and a standard deviation of 7.6 at a confidence level
of ११.8%.
Report ME accurate to one decimal place because the sample statistics are presented with this accuracy.
М.Е. %3
Answer should be obtained without any preliminary rounding. However, the critical value may be rounded to
3 decimal places.
Transcribed Image Text:Assume that a sample is used to estimate a population proportion . Find the margin of error M.E. that corresponds to a sample of size 644 with a mean of 76.4 and a standard deviation of 7.6 at a confidence level of ११.8%. Report ME accurate to one decimal place because the sample statistics are presented with this accuracy. М.Е. %3 Answer should be obtained without any preliminary rounding. However, the critical value may be rounded to 3 decimal places.
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