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The frequency distribution shows the average number of pupils per teacher in some states of the United States. Find the variance and standard deviation
The frequency distribution shows the average number of pupils per teacher in some states of the United States. Find the variance and standard deviation for the data. Round your answers to one decimal place. Class limits 10-12 13-15 16-18 19-21 22-24 25-27 Send data to Excel Variance Frequency 1 18 10 6 2 2 Standard deviation = X S
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Elementary Statistics A Step By Step Approach
Authors: Allan G. Bluman
10th Edition
1259755330, 1259755339, 978-1259755330
