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.

12 3 2 23 21 50 25 40 4 37 29 16 51 30 9 7 5 31 5 21 21 14 51 0 0 7 15 34 15 26 6 6 36 25 3 20 11 13 36 9 

A.At 95% confidence, what is the margin of error? Please round the answer to four decimal places.