5. s] The following data represent the crime rate per 10,000 individuals in a sample of selected cities in the United States. Find the mean, variance, standard deviation and the coefficient of variation of the frequency distribution table. xf (x - x) Class Frequency, f 3 5-11 12-18 19 - 25 26-32 33-39 40-46 5 7 8 2 1 Σf= X Σxf = (x - x)² (x - x)²f Σ(x-x)² f =

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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5.
The following data represent the crime rate per 10,000 individuals in a sample
of selected cities in the United States. Find the mean, variance, standard deviation and the
coefficient of variation of the frequency distribution table.
xf
(x - x)
Class
5-11
12-18
19-25
26-32
33-39
40-46
Frequency, f
3
5
7
8
2
1
[f=
X
[xf =
(x - x)²
(x - x)²f
[(x − x)² f =
Transcribed Image Text:5. The following data represent the crime rate per 10,000 individuals in a sample of selected cities in the United States. Find the mean, variance, standard deviation and the coefficient of variation of the frequency distribution table. xf (x - x) Class 5-11 12-18 19-25 26-32 33-39 40-46 Frequency, f 3 5 7 8 2 1 [f= X [xf = (x - x)² (x - x)²f [(x − x)² f =
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