Answer to Question #319392 in Statistics and Probability for Sheila Mae

Question

If the sample mean is 75 and the sample standard deviation is 5.Find the corresponding standard deviation of the score 70

Use formula to find z score z=x–x/ó

Answer 1

$$Z=(x-\mu)/\sigma$$

x=70

mean =75

standard deviation=5 

Z=(70-75)/5

Z=-1