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Levels Tought:
Elementary,Middle School,High School,College,University,PHD
| Teaching Since: | May 2017 |
| Last Sign in: | 431 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
7.27 According to the growth chart that doctors use as a reference, the heights of two-year-old boys are normally distributed with mean 34.5 inches and standard deviation 1.3 inches. For a random sample of 6 two-year-old boys, find the probabil- ity that the sample mean will be between 34.1 and 35.2 inches.
7.28 The weight of an almond is normally distributed with mean .05 ounce and standard deviation
.015 ounce. Find the probability that a package of 100 almonds will weigh between 4.8 and 5.3 ounces. That is, find the probability that X will be between .048 and .053 ounce.
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