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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
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Phoniex University
Oct-2001 - Nov-2016
Refer to Exercise 2.85 about hours of sleep per night for college students. Draw a picture of the distribution. Indicate the locations of the three intervals found in Exercise 2.85. Use Figure 2.24 on p. 52 for guidance.

Exercise 2.85
The typical amount of sleep per night for college students has a bell-shaped distribution with a mean of 7 hours and a standard deviation equal to 1.7 hours. Use the Empirical Rule to complete each sentence:
a. About 68% of college students typically sleep between             and                      hours per night.
b. About 95% of college students typically sleep between             and                      hours per night.
c. About 99.7% of college students typically sleep between         and                      hours per night.
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