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h. The mean time of listening to radio for all days of previous week is shown on the Excel file. Suppose you would like to

h. The mean time of listening to radio for all days of previous week is shown on the Excel file. Suppose you would like to determine if the mean time of listening to radio on Monday is significantly different than the mean time of listening to radio on Wednesday.

h.1. What is the point estimate of the difference between the means for the two populations?

h.2. Conduct the hypothesis test and state your conclusion at 10% level of significance.

h.3. What is the margin of error for a 90% confidence interval estimate for the difference between the population means?

Teenager Sunday Monday Tuesday Wednesday Thursday Friday Saturday
1 65 40 32 48 60 75 110
2 90 85 75 90 78 120 100
3 30 30 20 25 30 60 70
4 72 52 66 100 77 66 94
5 70 88 47 73 78 67 78
6 90 51 103 41 57 69 87
7 43 72 66 39 57 90 73
8 88 89 82 95 68 105 125
9 96 60 80 106 57 81 80
10 60 92 72 45 72 77 90
11 75 79 79 78 91 60 112
12 74 46 72 46 74 55 84
13 49 92 64 69 62 87 81
14 76 98 96 77 61 84 82
15 66 64 57 55 29 72 60
16 30 53 85 53 103 111 55
17 53 90 47 111 102 76 91
18 76 68 78 74 63 68 99
19 59 51 94 103 94 85 83
20 40 30 45 40 46 60 64
21 82 99 71 76 104 73 81
22 83 60 81 74 89 75 49
23 102 53 43 72 73 96 108
24 78 88 75 78 82 102 109
25 131 72 15 79 80 61 112
26 62 72 98 68 45 117 61
27 62 55 72 76 79 71 89
28 78 75 67 124 78 85 93
29 66 68 73 65 89 73 64
30 78 106 106 58 96 96 105
31 83 71 68 44 88 85 83
32 73 82 63 90 73 69 53
33 69 88 70 80 42 56 79
34 42 76 89 56 80 58 87
35 35 30 28 26 29 40 60
36 53 71 57 98 73 82 60
37 96 63 79 108 77 65 48
38 49 56 94 59 69 82 49
39 71 67 57 79 65 43 40
40 0 0 0 0 0 0 10
41 73 82 87 79 97 64 94
42 64 102 62 46 56 120 116
43 48 84 68 69 63 89 102
44 49 83 76 95 42 53 87
45 0 0 0 0 0 0 0
46 52 37 71 48 79 71 79
47 113 100 43 43 54 90 68
48 48 68 34 111 105 55 98
49 10 10 10 10 10 10 10
50 33 80 72 88 59 34 107
51 85 65 110 39 83 101 77
52 40 64 29 76 74 77 58
53 115 88 106 87 70 39 86
54 58 84 136 73 83 95 70
55 59 53 60 57 65 52 80
56 86 106 66 25 90 68 78
57 66 49 45 72 84 85 68
58 49 53 87 93 68 41 62
59 30 78 57 38 74 78 81
60 82 69 48 37 96 92 97
61 70 99 26 83 84 86 67
62 39 76 113 21 72 82 117
63 58 109 73 68 72 48 84
64 69 47 110 76 92 84 94
65 43 100 70 64 61 63 94
66 42 82 53 55 62 41 106
67 79 67 54 83 59 125 90
68 68 68 62 53 94 56 84
69 43 96 70 74 64 71 84
70 60 53 58 94 67 79 116
71 31 55 59 59 93 93 99
72 42 114 90 76 83 74 101
73 63 88 74 98 46 112 80
74 61 64 51 106 43 72 101
75 48 61 94 67 46 91 87
76 80 87 80 21 112 94 104
77 65 87 67 107 71 61 87
78 76 115 54 70 104 78 76
79 101 48 73 75 95 51 98
80 79 107 31 83 74 77 74
81 70 57 95 60 68 83 87
82 71 72 62 70 44 71 89
83 80 62 92 67 89 46 100
84 57 78 77 93 54 87 82
85 86 56 48 53 84 73 63
86 87 50 64 35 52 65 69
87 59 74 77 71 54 111 70
88 53 88 41 72 96 50 62
89 63 88 71 103 30 54 75
90 62 65 102 74 49 63 88
91 101 67 55 72 70 132 78
92 67 81 89 41 89 63 97
93 64 97 73 56 111 71 97
94 71 37 64 70 59 71 84
95 108 93 18 92 46 53 87
96 77 52 68 84 79 80 82
97 77 43 110 84 85 52 131
98 84 53 64 77 85 74 64
99 89 14 93 59 74 69 84
100 47 84 45 36 39 45 57
101 81 63 55 65 77 66 26
102 57 96 57 62 96 82 84
103 79 79 61 41 83 85 74
104 101 51 90 58 93 75 109
105 55 50 87 78 65 59 117
106 55 67 50 58 69 54 82
107 56 60 95 40 37 61 90
108 33 22 90 54 73 70 90
109 63 42 89 84 84 104 116
110 70 82 62 65 118 86 106
111 89 97 77 54 57 108 74
112 77 73 64 92 93 58 111
113 115 67 65 34 71 39 84
114 101 93 69 74 69 68 30
115 75 47 64 75 77 93 113
116 67 69 53 91 38 66 70
117 76 61 84 68 71 88 78
118 60 84 83 50 80 48 106
119 67 87 63 53 78 94 104
120 74 90 67 53 85 78 98
121 61 41 64 71 60 85 52
122 69 62 95 69 47 70 74
123 64 77 118 82 95 49 102
124 58 78 70 52 53 69 38
125 74 52 119 20 47 109 90
126 75 63 71 94 70 105 102
127 60 75 83 36 71 67 72
128 54 28 50 55 112 54 78
129 84 44 54 42 65 114 99
130 74 76 56 49 28 80 75
131 99 43 93 110 52 61 46
132 76 70 46 84 59 68 72
133 41 64 110 78 39 75 64
134 52 106 77 69 70 98 58
135 83 81 97 66 73 91 80
136 61 66 58 85 49 68 71
137 51 48 63 58 73 137 73
138 83 84 99 119 112 100 75
139 59 99 36 54 99 60 101
140 82 40 77 70 110 79 72
141 81 79 80 80 80 77 89
142 49 120 69 91 95 58 82
143 70 84 119 37 46 78 68
144 37 72 82 37 86 80 71
145 122 88 55 107 59 93 79
146 44 84 78 62 68 106 63
147 88 114 90 67 85 48 98
148 68 65 83 63 61 71 117
149 87 21 69 68 56 72 69
150 108 65 82 61 70 97 92
151 60 111 57 32 84 103 104
152 52 24 48 38 36 94 111
153 103 85 85 52 50 97 106
154 29 81 104 74 89 60 65
155 76 101 106 79 53 48 112
156 39 65 51 110 81 80 92
157 63 79 81 77 77 74 70
158 87 109 66 46 90 78 44
159 83 78 55 97 75 80 80
160 107 79 55 72 83 99 65
161 62 92 54 66 82 107 119
162 84 57 83 79 85 57 74
163 63 64 63 110 78 58 100
164 119 63 82 73 108 98 81
165 115 88 79 62 32 80 85
166 69 78 88 36 62 74 99
167 47 71 82 100 72 58 69
168 81 54 59 52 75 67 79
169 60 100 25 35 97 92 99
170 82 91 47 90 121 89 54
171 73 53 48 64 35 40 63
172 84 62 107 68 11 85 77
173 76 63 55 82 70 70 120
174 98 31 77 69 46 60 59
175 92 59 79 49 73 96 106
176 75 87 58 46 82 101 110
177 75 78 64 105 87 54 104
178 67 68 102 118 91 66 65
179 49 46 96 102 36 60 75
180 80 38 52 48 64 94 56
181 64 64 68 73 31 110 61
182 56 68 75 47 89 95 72
183 110 96 71 40 64 68 58
184 111 89 80 53 79 32 58
185 40 50 84 66 93 85 94
186 66 77 99 106 77 83 86
187 86 60 73 72 54 84 87
188 51 60 81 63 94 79 130
189 50 35 58 75 85 47 66
190 85 66 89 71 71 63 75
191 63 90 62 82 81 82 61
192 89 84 64 33 59 106 86
193 78 63 76 70 82 95 92
194 68 68 98 81 44 63 53
195 76 61 52 91 94 72 89
196 75 58 84 40 84 111 69
197 90 67 78 81 49 72 84
198 67 25 37 79 85 102 31
199 60 48 77 74 26 53 83
200 80 95 90 80 80 120 120

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