A physical therapist wanted to know whether the mean step pulse of a man was less than the mean step pulse of a women. She randomly selected 51 men and 78 women to participate in the study. Each subject was required to step up and down a 6inch platform. The pulse of each subject was then recorded. The following results were obtained in the photo attached below. A. State the Null and alternative hypothesisB. Identify the P value state the researchers conclusion of the level of significance was a=0.02 C. What is the 99% Confidence interval for the mean difference in pulse rates of men versus women ? D. Interpret the result.