2) For each group create the 95% confidence interval for the mean grade on the Midterm. How do these two groups compare? At least 85 on Homework n= X= S= Under 85 on Homework n= X= S=

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question 2 

2) For each group create the 95% confidence interval for the mean grade on the Midterm.
How do these two groups compare?
At least 85 on Homework
n=
X=
S=
Under 85 on Homework
n=
X=
S=
Transcribed Image Text:2) For each group create the 95% confidence interval for the mean grade on the Midterm. How do these two groups compare? At least 85 on Homework n= X= S= Under 85 on Homework n= X= S=
Homework Quizzes Midterm
100
100
99
98
98
98
98
97
96
94
92
91
61
89
88
88
86
84
84
79
78
77
76
74
72
65
64
96
99
90
71
94
86
71
64
91
84
68
88
73
81
73
65
57
67
61
68
64
35
53
65
21
104
108
101
59
102
101
93
65
48
90
61
88
91
60
95
81
88
76
60
63
60
80
29
83
77
22
86
90 66 13 4
Overall
Grade
99
102
96
75
91
98
91
81
72
92
82
82
90
77
88
81
81
74
68
71
72
12
50
69
66
36
76
65
62
42
41
Transcribed Image Text:Homework Quizzes Midterm 100 100 99 98 98 98 98 97 96 94 92 91 61 89 88 88 86 84 84 79 78 77 76 74 72 65 64 96 99 90 71 94 86 71 64 91 84 68 88 73 81 73 65 57 67 61 68 64 35 53 65 21 104 108 101 59 102 101 93 65 48 90 61 88 91 60 95 81 88 76 60 63 60 80 29 83 77 22 86 90 66 13 4 Overall Grade 99 102 96 75 91 98 91 81 72 92 82 82 90 77 88 81 81 74 68 71 72 12 50 69 66 36 76 65 62 42 41
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