Question

Systolic blood pressure readings are normally distributed with a mean of 121 and a standard deviation of 15.

Find the z-score to the nearest tenth for the following blood pressure readings.

a. 142

b. 130

c. 103

Answer 1

Answer: I think its A

Explanation:

Systolic blood pressure readings are normally distributed with a mean of 121 and a. between 145 and 157.