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Unformatted text preview: and Semester in this sample. (2 pts.) 1 3) Create a summary table for the variable Exam1. The summary table should con-tain the mean, standard deviation and five number summary. Show your summary table here and compute the IQR for the variable Exam1. (3 pts.) 4) Create an appropriate graphical display to compare the distribution of Exam2 for males with the distribution of Exam2 for females. Describe the differences between these two distributions. Show your graph here. (4 pts.) 5) What does a Course_grade (y-axis) and Exam3 (x-axis) scatterplot suggest? (Look for linear vs. Non-linear trends and positive or negative trends). Show your scatterplot here. (4 pts.) 6) Create a linear regression line using least squares method for the scatterplot in (5). State your linear regression equation. What percentage of the variability of Course_grade can be explained by Exam3? Show your graph with the least squares line here. (4 pts.) 2 3...
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This note was uploaded on 12/03/2011 for the course STATISTICS 10 taught by Professor Gould during the Fall '11 term at UCLA.
- Fall '11