Hello, I have some of the solutions correct and the rest I need, thank you and p

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Hello,
I have some of the solutions correct and the rest I need, thank you and please see attached.
Q
Attachment 1
Attachment 2
C) Sales = 21.834+ 0.450*Temp -5.233*Hour1-5.672*Hour2-6.292*Hour3-7.403*Hour4-5.069*Hour5-5.488*Hour6-7.286*Hour7+1.929*Hour8 MSE = 59.393 and 50.111

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