Q. 3 A4.5( 2 Votes )

Find the mean, and standard deviation for the following data :


Answer :

Given, The data is given in table/

To Find: Find the standard deviation


The formula used: SD =


Explanation:



Now, N=109, ,


Mean






100×2.396


Variance = 239.6


Standard Deviation


SD = 15.47 years


Hence, The standard deviation is 15.47


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