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A researcher claims that average age of people who purchase lottery tickets is 60. A sample of 30 is selected and their ages are recorded as given below. The standard deviation is 14. At α = 0.05 is there enough evidence to reject the researcher's claim? Describe all work.

65

63

75

52

22

80

72

56

82

56

24

60

70

65

70

61

65

71

39

74

79

75

71

49

62

68

71

67

69

60

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
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