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The Following Data Were Collected on the Height (Inches)and Weight

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The following data were collected on the height (inches)and weight (pounds)of 5 students.
 Height 7270626567 Weight 180172125132145\begin{array} { | l | c | c | c | c | c | } \hline \text { Height } & 72 & 70 & 62 & 65 & 67 \\\hline \text { Weight } & 180 & 172 & 125 & 132 & 145 \\\hline\end{array}
a.Develop a regression model to predict weight based on height.
b.What percent of the total variation in weight has been explained by height?
c.If a student is 69 inches tall,what would you estimate the weight to be?

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a.Weight = -251.75...

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