For a distribution with a standard deviation of = 20, describe the location of each of the following z-scores in terms of its position

For a distribution with a standard deviation of

σ = 20, describe the location of each of the following z-scores in terms of its position relative to the mean.

For example, z = +1.00 is a location that is 20 points above the mean.

a. z = +2.00

b. z = +0.50

c. z = −1.00

d. z = −0.25