Marks obtained in mathematics examination are given below:(iii)Find standard deviation of marks

Marks obtained in mathematics examination are given below:(ii)Find variance of the marks.

Marks obtained in mathematics examination are given below:(i)Mean of the marks……..

Find the standard deviation for the data :

Find the variance and standard deviation of :

Find the bionomial distribution whose mean is 10 and standard deviation 2sqrt2

Consider the following data:Find (iii)Standard deviation

Let 'X' denote the sum of the numbers obtained when two fair dice are rolled. Find the variance and standard deviation of 'X'.

Find variance and standard deviation for the following data:

Suppose that mean and standard deviation of 6 observations are 8 and 4 respectively . Let each observation be multiplied by 3 Find the standard deviation of the resulting observations.

The scores of two batsman A and B in 5 innings during a certain match are as follows : Find Standard deviation of the score of each batsman.