Question

Let’s assume that this represents the true mean of the population of all Cruise Burmuda customers and that it approximates a normal distribution with a standard deviation of $10,000. In your Excel worksheet, type your answers to these calculations/questions. a. About 68% of the incomes lie between what two amounts?

Mean	47916.67
Standard Deviation	10114.08

TABLE C5-2: CUSTOMER ANNUAL HOUSEHOLD INCOME

36500

37500

38000

38500

39000

39500

39500

40500

42500

43000

43500

44000

44000

44500

45000

45500

45500

46000

47000

47500

47500

51500

52000

52500

53000

59000

61000

63000

74000

77000

Answer 1