For the following obsrvations:28,36,34,28,48,22,35,27,19,41.Find the arithmetic mean and median.Also find the variance.

Find the mean and variance of following data :

Find the mean and variance of following data :

Find the mean and variance of following data :

Find the mean and variance of following data :

Consider the following data:3,9,5,3,12,10,18,4,7,19,21.(ii)Find the mean deviation from the median.

The scores of a batsman in 10 matches are as follows:38,70,48,34,42,55,63,54,44. Find the arithmetic mean of the scores.

Consider the following data:6,8,10,12,14,16,18,20,22,24 Find its mean.

Consider the following data:65,58,68,44,48,45,60,62,60,50.(i)Find the mean of the data.

The scores of a batsman in 10 matches are as follows 38,70,48,34,42,55,63,46,54,44 Find the arithmetic mean of the scores

Consider the following data:6,8,10,12,14,16,18,20,22,24(ii)Find its mean deviation about mean.