Answer the following questions using the data from Problem 14.69: a. Using = 0.05, test for
Question:
Answer the following questions using the data from Problem 14.69:
a. Using α = 0.05, test for the significance of the regression slope.
b. Construct a 95% confidence interval for the population slope.
c. What conclusions about missed classes and final grade can be drawn from these results?
d. Verify your results using Excel.
In Problem
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Missed Final Classes Grade Missed Final Classes Grade 74 93
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