On average, high school students study 43 minutes per night, with a standard deviation of 7 minutes. What percentage of high school students study more than 64 minutes per night?Note: Assume that a Normal model is appropriate for the distribution of study times. A. About 0.15% of high school students study more than 64 minutes per night. B. About 99.7% of high school students study more than 64 minutes per night. C. About 49.85% of high school students study more than 64 minutes per night. D. About 0.3% of high school students study more than 64 minutes per night.

Answered: percentage of high school students…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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On average, high school students study 43 minutes per night, with a standard deviation of 7 minutes. What percentage of high school students study more than 64 minutes per night?

Note: Assume that a Normal model is appropriate for the distribution of study times.

About 0.15% of high school students study more than 64 minutes per night.

About 99.7% of high school students study more than 64 minutes per night.

About 49.85% of high school students study more than 64 minutes per night.

About 0.3% of high school students study more than 64 minutes per night.

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