Forecasting whether the mean number of absent days per year

Custom Essays Economics Forecasting whether the mean number of absent days per year

Economics

Forecasting whether the mean number of absent days per year

Forecasting whether the mean number of absent days per year has increased for our large workforce. A… Show more Forecasting whether the mean number of absent days per year has increased for our large workforce. A year ago the mean was 12.1. A recent sample of 100 employees reveals a sample mean of 13.5 with a sample standard deviation of 1.7 days. How do you test at the .05 significance level to determine if the population mean has increased or if the difference between 13.5 and 12.1 simply represents a sampling error. • Show less

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