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[Steps Shown] You own a restaurant and have collected the Kilowatt hours consumed and the corresponding average outside temperature by month. The results are

Question: You own a restaurant and have collected the Kilowatt hours consumed and the corresponding average outside temperature by month.  The results are as follows:

Month Kilowatt Usage Average Temp
1 126 30
2 132 25
3 114 29
4 87 42
5 67 48
6 50 61
7 39 69
8 45 78
9 39 72
10 43 62
11 61 45
12 92 36
13 123 27
14 121 33
15 138 28
16 99 39
17 64 47
18 52 63
19 49 69
20 41 73
21 44 70
22 53 64
23 59 53
24 118 27
  1. Set up a scatter diagram.
  2. Assuming a linear relationship, use the least-squares method to find the regression coefficients a and b .
    c. Predict the average kilowatt usage when the average atmospheric temperature is 50 degrees Fahrenheit.
    d. Is there a correlation between temperature and kilowatt usage?
    Price: $2.99
    Solution: The downloadable solution consists of 3 pages
    Deliverable: Word Document


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