Do towns in Massachusetts with higher elevations tend to get more snowfall? To answer this question, a

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Do towns in Massachusetts with higher elevations tend to get more snowfall? To answer this question, a random sample of five towns in Massachusetts, their average yearly snowfall (in inches), and elevation (in feet) were recorded in Table 6.9.

a. Draw a scatterplot and find the equation for the line of best fit.

b. Find the residual for Springfield.

c. Interpret whether or not you believe there is a significant relationship between the average snowfall and elevation in Massachusetts.

d. Find and interpret a \(95 \%\) confidence interval for the true population slope parameter.

Table 6.9

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