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Elementary,Middle School,High School,College,University,PHD
| Teaching Since: | May 2017 |
| Last Sign in: | 408 Weeks Ago, 3 Days Ago |
| Questions Answered: | 66690 |
| Tutorials Posted: | 66688 |
MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
7.47Â Â Â Â Â Discuss why you would or would not expect each of the following variables to be normally dis- tributed. Hint: Would you expect a single central mode and tapering tails? Would the distribution be roughly symmetric? Would one tail be longer than the other?
a. Time for households to complete the U.S. Census short form.
b. Size of automobile collision damage claims.
c. Diameters of randomly chosen circulated quarters.
d. Weight of contents of 16-ounce boxes of elbow macaroni.
7.48Â Â Â Â Â Why might the following not be normally distributed? (a) The time it takes you to drive to the air- port. (b) The annual income for a randomly chosen major league baseball player. (c) The annual hurricane losses suffered by homeowners in Florida.
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