Question: 2) The following data represents the monthly sales commissions earned by a sample of 20 salespersons. Utilize this data to calculate the mean commission

2) The following data represents the monthly sales commissions earned by a sample of 20 salespersons. Utilize this data to calculate the mean commission earned, the variance, and the standard deviation. Round the midpoint of each commission interval and the mean to the nearest whole dollar during these calculations. Commission Range Number of Salespersons $100-199.99 3 $200-299.99 5 $300-399.99 4 $400-499.99 6 $500-599.99 2

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