Solution-Find the variance and standard deviation

Find the variance and standard deviation

Assignment Help Basic Statistics

Reference no: EM13891553

Table 1 gives the frequency distribution of the rate of unemployment in a sample of 20 large U.S. cities in 1980.

(a) Find the mean, median, and mode of the unemployment rate.

Find the variance, standard deviation, and coefficient of variation.

Find the Pearson's coefficient of skewness and sketch the relative frequency histogram

Table 1 Frequency Distribution of Unemployment Rate

Unemployment Rate, %	Frequency
7.0-7.4	2
7.5-7.9	4
8.0-8.4	5
8.5-8.9	4
9.0-9.4	3
9.5-9.9	2
9.5-9.9	n = 20

Reference no: EM13891553

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Find the variance and standard deviation

Reference no: EM13891553

Reference no: EM13891553

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