Answer: 
Explanation:
Given : The mean pulse rate (in beats per minute) of adult males
For sample : Size = 
Mean : 
Standard deviation : 
We assume that its a normal distribution , since the sample size is large (>30) then test applied here is z-test .
The formula to calculate the z-statistic is given by :-


Hence, the value of the test statistic = 
Answer:
A IS THE ANSWER PLS DO ME BRAINLIST
Answer:
Its C because my fish said so
B is incorrect if I’m sure yeah.