Question: I need help calculating the error value. Thank you! 9.3.8 The number of cell phones per 100 residents in countries in Europe is given in
I need help calculating the error value. Thank you!
9.3.8
The number of cell phones per 100 residents in countries in Europe is given in table #9.3.9 for the year 2010.The number of cell phones per 100 residents in countries of the Americas is given in table #9.3.10 also for the year 2010 ("Population reference bureau," 2013).Find the 98% confidence interval for the different in mean number of cell phones per 100 residents in Europe and the Americas.
Table #9.3.9: Number of Cell Phones per 100 Residents in Europe
100
76
100
130
75
84
112
84
138
133
118
134
126
188
129
93
64
128
124
122
109
121
127
152
96
63
99
95
151
147
123
95
67
67
118
125
110
115
140
115
141
77
98
102
102
112
118
118
54
23
121
126
47
Table #9.3.10: Number of Cell Phones per 100 Residents in the Americas
158
117
106
159
53
50
78
66
88
92
42
3
150
72
86
113
50
58
70
109
37
32
85
101
75
69
55
115
95
73
86
157
100
119
81
113
87
105
96
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