The following information represents chlorine residuals in swimming pool (y) and the testing time (x) in different hours: n=6, Ey=7.8, Ey = 10.68 , Ex = 42, Ex²=: Exy = 48.6 The slope of the regression line of y on x is: 0.096 O 0.088 O - 1.033 O- 0.086

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Quèstion 5
The following information represents chlorine residuals in swimming pool (y) and the testing time (x) in different hours:
n=6, Ey 7.8,
I =
= 10.68 ,
Ex= 42,
Ex² = 364
μΣxy48.6
The slope of the regression line of y on x is:
0.096
O-0.088
- 1.033
O - 0.086
Transcribed Image Text:Quèstion 5 The following information represents chlorine residuals in swimming pool (y) and the testing time (x) in different hours: n=6, Ey 7.8, I = = 10.68 , Ex= 42, Ex² = 364 μΣxy48.6 The slope of the regression line of y on x is: 0.096 O-0.088 - 1.033 O - 0.086
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