Frequency Distribution TableClassCountPercentage11 - 20833.321 - 30729.231 - 4062541 - 5028.351 - 600061 - 7014.2 Total24100Mean = 28Find Variance. Standard Deviation and Coefficient of Variation

Calculate Sample Variance (S2), Sample Standard deviation (S), Sample Coefficient of Variation from…

Answered: Class Count Percentage 11 - 20 8 33.3…

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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Summary data Fall semester Spring semester 27 72.4 Number of students 26 69.7 11 Mean final exam score Standard deviation final exam 9.1 Score
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Murder Rates The data represent the murder rate per 100,000 individuals in a sample of selected cities in the United States. Find the variance and standard deviation. Round your answers to at least one decimal place. Frequency 10 Class limits 5-11 12-18 19-25 10 26-32 33-39 2. 40-46 6. Send data to Excel Variance= Standard deviation=
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Frequency Distribution Table
Class	Count	Percentage
11 - 20	8	33.3
21 - 30	7	29.2
31 - 40	6	25
41 - 50	2	8.3
51 - 60	0	0
61 - 70	1	4.2

Total	24	100

Class Count Percentage 11 - 20 8 33.3 21 - 30 7 29.2 31 - 40 6 25 41 - 50 2 8.3 51 - 60 0 0 61 - 70 1 4.2 Total 24 100 Mean = 28 Find Variance. Standard Deviation and Coefficient of Variation