The owner of a chain of fruit shakes stores would like to study the correlation between atmospheric temperature and sales during the summer season. A random sample of 12 days is selected with the results given as follows:
Day
1
2
3
4
5
6
7
8
9
10
11
12
Temperature in (F)
79
76
78
84
90
83
93
94
97
85
88
82
Total Sales(Units)
147
143
168
206
155
192
211
209
187
200
150
Does it appear there is a relationship between atmospheric temperature and sales at .05 level of significance.
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