Question

Claim: The mean pulse rate (in beats per minute) of adult males is equal to bpm. For a random sample of adult males, the mean pulse rate is bpm and the standard deviation is bpm. Find the value of the test statistic.

Answer 1

For solving this question, you should apply the equation:

The question gives

Next step - replace the values in the equation

`z_T=\frac{70.4-69}{\frac{10.8}{\sqrt[]{129}}}=(1.4)/((10.8)/(√(129)))=1.47`