221Week 6 LabName:Change the color of your answers to red or highlight your answers.

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 ATTACHMENT PREVIEW Download attachmentMath 221Week 6 LabName:Change the color of your answers to red or highlight your answers.Write complete sentences for answers when applicable.1.Age Discrimination?The accompanying data below depict ages of applicants who were unsuccessful in winning promotion and ages ofapplicants who were successful in winning promotion (based on data from “Debating the Use of Statistical Evidence inAllegations of Age Discrimination” by Barry and Boland,American Statistican, Vol. 58, No. 2)Assume that the samplesare simple random samples.Ages of Unsuccessful Applicants:3437373841424344444545454648495353545455565760Ages of Successful Applicants:3336373838394242434344444445454545464647474848494951515254a.Use Statcrunch to find the summary statistics for each group necessary to construct confidence interval for the meanage of applicants. For your convenience you can copy the date from Excel file “Promotion” under DocSharing Lab folder.Round statistics to 4 decimal places.MeanStandard DeviationUnsuccessfulSuccessful

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