5 Distribution X Is The Amount Of Time Studied Each Day Y Is That Person S Gpa Y 4 Hours Student Tom Jane Larry Bill 1 (26.96 KiB) Viewed 72 times
5. Distribution: X is the amount of time studied each day. Y is that person's GPA. Y 4 hours Student Tom Jane Larry Bill Helen Jason Kathy X 1 hour, 32 minutes 2.1 2 hours 2.0 30 minutes 9 4 hours, 45 minutes 3.8 4 hours 3.9 2 hours, 30 minutes 2.8 3 hours, 10 minutes 3.1 Student Mickey Bud George Rob Steve Gloria X 5 hours, 20 minutes 2.3 3.9 3 hours, 45 minutes 4 2 hours, 45 minutes 3.9 1 hour. 50 minutes 2.4 50 minutes 1.8 What is the range of X? What is X (watch apples and oranges)? What is George's z-score on variable x?
18. Deborah takes two exams in her underwater basketweaving class at Freespirit College. She scores 68 on the first, 53 on the second. Which exam was she higher on? (First exam M = 33, SD - 11.23; second exam M = 31, SD - 6.09) 19. Given the data below (exam scores), what is the standard deviation? X 1 521 63. 2 733 885 891 943 952 1002
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