Number of Hours Frequency 0 113 1 185 2 334 3 252 4 316 5 234 6 151 7 33 8 58 Total 1676 Compute the mean μx. Round the answer to two decimal places. Compute the standard deviation σx. Round the answer to three decimal places.

Number of Hours Frequency 0 113 1 185 2 334 3 252 4 316 5 234 6 151 7 33 8 58 Total 1676 Compute the mean μx. Round the answer to two decimal places. Compute the standard deviation σx. Round the answer to three decimal places.

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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Question

Number of Hours	Frequency
0	113
1	185
2	334
3	252
4	316
5	234
6	151
7	33
8	58
Total	1676

Compute the mean μx. Round the answer to two decimal places.

Compute the standard deviation σx. Round the answer to three decimal places.

Expert Solution

Step 1

Solution:

Let X be the number of hours.

From the given information, the frequency data is

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