Data on advertising expenditures and revenue (in thousands of dollars) for the Four Seasons Restaurant follow.
|
a)
y^ =30.05+1.57x
b)
SSE =Syy-(Sxy)2/Sxx= | 334.9 |
SST=Syy= | 1,048.9 |
SSR =(Sxy)2/Sxx = | 714.0 |
MSR =714
MSE =67.0
c)
F test statistic =MSR/MSE =10.66
p value =0.0223 (0.01 < p value <0.025)
d)
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