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2. A survey was conducted at a local high school to determine the number of hours that a student studied for the final Mathematics 10 examination. To achieve a normal distribution, 325 students were surveyed. The results showed that the mean number of hours spent studying was 4.6 hours with a standard deviation of 1.2 hours.

2. A survey was conducted at a local high school to determine the number of hours that a student studied for the final Mathematics 10 examination. To achieve a normal distribution, 325 students were surveyed. The results showed that the mean number of hours spent studying was 4.6 hours with a standard deviation of 1.2 hours.

MATLAB: An Introduction with Applications
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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of paragraph development fea presenting your views and c. What percentage of the students studied for more than 5.8 hours? d. Harry noticed that he scored a mark of 60 on Mathematics 10 examination but had studied for 1 2 hours. Is Harry a typical student? Explain.
Transcribed Image Text:of paragraph development fea presenting your views and c. What percentage of the students studied for more than 5.8 hours? d. Harry noticed that he scored a mark of 60 on Mathematics 10 examination but had studied for 1 2 hours. Is Harry a typical student? Explain.
2. A survey was conducted at a local high school to determine the number of hours that a student studied for the final Mathematics 10 examination. To achieve a normal distribution, 325 students were surveyed. The results showed that the mean number of hours spent studying was 4.6 hours with a standard deviation of 1.2 hours. a. Draw a normal curve showing all the values. b. How many students studied between 2.2 hours and 7 hours?
Transcribed Image Text:2. A survey was conducted at a local high school to determine the number of hours that a student studied for the final Mathematics 10 examination. To achieve a normal distribution, 325 students were surveyed. The results showed that the mean number of hours spent studying was 4.6 hours with a standard deviation of 1.2 hours. a. Draw a normal curve showing all the values. b. How many students studied between 2.2 hours and 7 hours?
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