RES 710 UoP Skewness Kurtosis Distribution Graph Variability Exercise

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Description

-Using the data from your Wk 3 Mean, Median, and Mode assignment, describe the skewness and kurtosis with the distribution graph.
-Using the data from your Wk 3 Mean Median, and Mode assignment, demonstrate in graphic form the variability of the 2 examples.

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REV/710 v4
Mean, Median, and Mode
Find the mean, median, mode, range, interquartile range, and standard deviation of the following two
examples.
Example 1
X (income)
No. of persons
200
24
250
26
180
16
300
20
350
6
280
30
Mean: 251.5
Median: 250
Mode: 280
Range:170
Interquartile Range: 80
Standard Deviation: 47.5
Example 2
X (income)
No. of persons
Cumulative frequency (cf)
180
16
16
200
24
40
Copyright 2020 by University of Phoenix. All rights reserved.
Mean, Median, and Mode
REV/710 v4
Page 2 of 2
250
26
66
280
30
96
Mean: 235.21
Median: 250
Mode: 280
Range:100
Interquartile Range: 80
Standard Deviation: 38.783
Copyright 2020 by University of Phoenix. All rights reserved.

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Explanation & Answer:
2 Questions

Tags:
Normal Distribution

distribution graph

skewness and kurtosis

Leptokurtic distribution

Mean median and mode

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