Question

The weights of professional wrestlers are approximately normally distributed with a mean of 220 pounds and a standard deviation of 7 pounds. What is the standardized score for a wrestler with a weight of 230 pounds?

Answer 1

Answer: C. 1.43

Explanation:

Z score formula is x-mean/ Standard deviation

230-220/7= 10/7= 1.43

So the standardized score is 1.43