Question
In: Math
Use the following data to: draw a scatter plot, find the coefficient correlation, find the regression...
Use the following data to: draw a scatter plot, find the coefficient correlation, find the regression line, predict y' for x =90.
First Test - X Final test Y
73 70
86 80
93 96
92 85
72 68
65 68
58 62
75 78
Solutions
Expert Solution
Scatter plot :
Correlation ( r ) :
regression line :
Given x = 90
then
y = 12.849 + 0.821⋅( 90 )
= 86.739
milcah answered 7 months agoRelated Solutions
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