A normal distribution of scores has a standard deviation of 10. Find the z-scores corresponding to each of the following values:
a) A score of 60, where the mean score of the sample data values is 40.

Z-score is 2

Step-by-step explanation:

a) N (40, 10^2)

Use Z-score formula (can be found in the internet, with miu and sigma symbols)

in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.

b. 2 and 4

step-by-step explanation: