Q3 of 108 Page 32

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

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


More from this chapter

All 108 →
1

Find the standard deviation for the following distribution :

 2

Table below shows the frequency f with which ‘x’ alpha particles were radiated from a diskette


Calculate the mean and variance.

 3

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

 4

Find the standard deviation for the following data :