# Question

Listed below are the number of touchdown passes thrown in the season and the quarterback rating for a random sample of NFL quarterbacks. Is there a significant linear relationship between the variables?

Do a complete regression analysis by performing the following steps.

a. Draw the scatter plot.

b. Compute the value of the correlation coefficient.

c. Test the significance of the correlation coefficient at α = 0.01, using Table I.

d. Determine the regression line equation.

e. Plot the regression line on the scatter plot.

f. Predict y’ for a specific value of x.

Do a complete regression analysis by performing the following steps.

a. Draw the scatter plot.

b. Compute the value of the correlation coefficient.

c. Test the significance of the correlation coefficient at α = 0.01, using Table I.

d. Determine the regression line equation.

e. Plot the regression line on the scatter plot.

f. Predict y’ for a specific value of x.

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