Question

Why are mean, median, and mode measures of central tendency?

Answer 1

Mean `barx=` Sum total of the items / Number of items
Median `M=` Middle most item.
Mode `Z=`That item which occurs more number of times

Explanation:

Given the distribution as individual observation -

Mean `barx=` Sum total of the items / Number of items

Arrange the items either in the ascending or descending order, then -

Median `M=` Middle most item.

Mode `Z=`That item which occurs more number of times