Question

The standard deviation of W - 6. R + 6 and P + 6 is k. What will be the standard deviation of WR and P?​

Answer 1

Answer:

Given data values are 4,6,8,10

Mean of the data is

4

4+6+8+10

=

4

28

=7

Therefore standard deviation is

4−1

(4−7)

2

+(6−7)

2

+(8−7)

2

+(10−7)

2

=

3

20

=2.58