Question

The graph shows the distribution of hand lengths, in centimeters, of the members of an orchestra. What is the variance of the data? 1 2 4 5

Answer 1

Answer is 4

its right

Answer 2

What is variance of data?

The variance, is represented  by a symbol S2, and standard deviation is  square root of the variance, symbolized by S are the most widely and commonly used to measurement  of spread.

We know that variance is a measure of the extent of spread out of a data set.

It is estimated taking the average square of the  deviation of each number from the mean of a data set.