erickamurillo9929
erickamurillo9929
16.10.2019 • 
Mathematics

Problem 1 (grade point average)refer tograde point averagedata in problem 1.19. the data can be downloaded or read intorfrom: the variables from left to right are,y= gpa,x1= act score,x2= intelligence test score,x3= highschool class rank percentile.

a. prepare a box plot for the act scoresx1i. are there any noteworthy features in this plot? the boxplot shows a fairly symmetric distribution with large tails indicating a bell-shaped curve.
b. prepare a dot plot of the residuals. what information odes this plot provide?

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