For the past 90 days, daily sales of market umbrellas at a Florida Costco store have been recorded (to the nearest 10). Units Sold Number of Times 20 5 30 16 40 26 50 31 60 12 ​ a. Determine the relative frequency for each number of units sold. b. Suppose that the following random numbers were obtained using Excel: 0.87 0.07 0.94 0.70 0.51 0.46 0.05 0.34 0.96 0.55 Use these random numbers to simulate 10 days of sales.

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For the past 90 days, daily sales of market umbrellas at a Florida Costco store have been recorded (to the nearest 10).

Units Sold

Number of Times

20

5

30

16

40

26

50

31

60

12

a. Determine the relative frequency for each number of units sold.

b. Suppose that the following random numbers were obtained using Excel:

0.87 0.07 0.94 0.70 0.51 0.46 0.05 0.34 0.96 0.55

   Use these random numbers to simulate 10 days of sales.

 

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