A supermarket chain operates five stores of varying sizes in Bloomington, Indiana. Profits (represented as a percentage of sales volume) earned by these five stores are 2.75%, 3%, 3.5%, 4.25%, and 5%, respectively. The means and standard deviations of the daily sales volumes at these five stores are given in the file S04_50.xlsx. Assuming that the daily sales volumes are independent, find the mean and standard deviation of the total profit that this supermarket chain earns in one day from the operation of its five stores in Bloomington.

  • CreatedApril 01, 2015
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