Suppose you did a survey of male shoes sizes and the mean of that survey was size 10.5 with a standard deviation of 1.5. What is the z-score of a size of 11?

Question

kropot72 · Answer

$$z=\frac{X-\mu}{\sigma}$$

anonymous · Answer

A.		 0.75
B.		 0.50
C.		 0.67
D.		 0.33

anonymous · Answer

i need a answer

kropot72 · Answer

$$z=\frac{11-10.5}{1.5}=you\ can\ calculate$$

anonymous · Answer

thank you

anonymous · Answer

i need help with one more question

anonymous · Answer

Suppose you have a mean standarized score of 1500 points with a standard deviation of 175 points. This data is normally distributed. What is the z-score of a 1350 points?

kropot72 · Answer

$$z=\frac{1350-1500}{175}=you\ can\ calculate$$