Mean deviation 26, 32, 20, 18, 25, 24, 22, 25, 27, 28, 25 through mode is

23 26 24 27 25 28 ?

Find the median of 21, 22, 23, 24, 25, 26, 27 and 28.

Find the mean of 25, 27, 19, 29, 21, 23, 25, 30, 28, 20 and prove that the sum of the deviation taken from the mean is zero.

The mode of the data 26, 32, 26, 28, 26, 24, 31, 24 is:

If the mode of 2.5, 2.7, 2.8, 2.7, 2.5, x , 2.8, 2.7, 2.8 is 2.8, then what is the value of x?

What is the mode for the data 20, 20, 20, 21, 21, 21, 21, 21, 22, 22, 22, 22, 22, 22, 22, 23, 23, 23, 23, 23, 24, 24, 25?