SEE QUESTION IN IMAGE

23

Data is:

5, 6, 7

Mean:

(5 + 6 + 7)/3 = 6

Standard deviation:

σ =

Correct choice is d

24

Data is:

-5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5

Mean:

(-5 -4 - 3 - 2 - 1 + 0 + 1 + 2 + 3 + 4 + 5)/11 = 0

Standard deviation:

σ =

Correct choice is d

25

Data is:

3, 4, 5, 6, 7

Mean is:

5

Standard deviation:

σ = ≈ 1.4

Correct choice is d

Ifound this on google “a skewed (non-symmetric) distribution is a distribution in which there is no such mirror-imaging. a "skewed right" distribution is one in which the tail is on the right side. a "skewed left" distribution is one in which the tail is on the left side. the above histogram is for a distribution that is skewed right.” i hope this you for what your looking for