A Researcher Wants to Determine the Sample Size Necessary to Adequately

question 34

Multiple Choice

A researcher wants to determine the sample size necessary to adequately conduct a study to estimate the population mean to within 5 points.The range of population values is 80 and the researcher plans to use a 90% level of confidence.The sample size should be at least _______.

• A)44
• B)62
• C)216
• D)692
• E)700

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