Statistical Sciences 1024A/B Chapter Notes - Chapter 17: Central Limit Theorem, Normal Distribution, Ferrari P
24 Sep 2015
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Test yourself exercise answers are answers or sketches. All of these problems are similar to ones found in chapters 8 16, for which the solutions in this manual provide more detail. 17. 1: (c) hives with bees; hives with no bees; no hives. 17. 5: (a) the subjects were not assigned to exercise type. 17. 6: (a) label the students 0001 through 3478. (b) using table b, starting with line 105, the first 5 students selected are 2940, 0769 (that is, 769), 1481, 2975, and 1315. (c) the response variable is summer income earned. One possible lurking variable is student attitude about purpose of college (students with a view that college is about partying, rather than studying may be more likely to binge drink and more likely to have lower grades). Remember that a correct example of a lurking variable must be a variable that simultaneously drives both gpa and.
