1. Is there evidence of diffetence in mean time spent exercising between males and females? In the sample, we have a mean of 12.4 hours a week for 20 males and a mean of 9.4 hours a week for 30 females.

2. Is there evidence of a negative correlation between blood pressure and heart rate? In a sample of 200 2. Is there patients, we found a sample correlation of -0.057.

2. Is there evidence of a negative correlation between blood pressure and heart rate? In a sample of 200 2. Is there patients, we found a sample correlation of -0.057.