Question: 8.2 Excel Activity 3a - Confidence Interval for Mean (Structured) X Question 1 0/10 Video Submit Older people often have a hard time finding work.

8.2 Excel Activity 3a - Confidence Interval for Mean (Structured) X Question 1 0/10 Video Submit Older people often have a hard time finding work. AARP reported on the number of weeks it takes a worker aged 55 plus to find a job. The data on number of weeks spent searching for a job are contained in the Excel Online file below. Construct a spreadsheet to answer the following questions. X Open spreadsheet a. Provide a point estimate of the population mean number of weeks it takes a worker aged 55 plus to find a job. weeks (to whole number) b. At 95% confidence, what is the margin of error? Please round the answer to four decimal places. (to 4 decimals) c. What is the 95% confidence interval estimate of the mean? Please round the answer to two decimal places. ) weeks Check My Work Reset

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