Question

 

Instructions

1. Question: Is “age” in the Patients dataset (Excel) normally distributed? To answer this question, follow the directions in Chapter 6 (Comparing Data Characteristics to Theoretical Properties and Constructing the Normal Probability Plot). (15 points)
2. Assuming that the “age” variable for the individuals in the Patients dataset is normally distributed, what is the probability that the age of a patient in this dataset: (15 points)
   1. Is less than 45?
   2. Is greater than 55?
   3. Lies between 45 and 55?
3. When you have completed your assignment, save a copy for yourself and submit a copy to your instructor using the Assignment submission page by the end of the workshop. Showing your work is required, not just providing answers without showing how you arrived at them. Here is the age data from the Excel sheet:

Age (Years)
78
74
89
81
87
65
90
61
90
78
78
71
76
76
79
72
72
64
72
69
63
78
83
62
71
83
63
83
76
79
65
79
74
63
84
90
73
81
75
87
70
73
77
71
76
49
78
86
67
69
73
88
67
69
77
64
76
64
41
49
59
81
74
77
78
73
67
80
77
73
67
86
82
84
73
82
62
84
89
84
81
81
78
84
37
62
80
80
73
80
80
80
81
39
86
79
87
53
83
80
79
72
77
81
67
80
67
88
88
92
85
85
80
98
74
77
53
93
83
80
79
87
59
81
94
33
78
29
80

Answer 1