Reference no: EM132849312

1. Test the hypothesis that the true average pulse rate is greater than 89. What is the p-value from your test?

2. Test the hypothesis that the true proportion of students who smoke is less than 25%, at the alpha = 0.05 level. What is the p-value you found?

3. Test the hypothesis that the true average starting salary is less than 37000. What is the p-value from your test?

4. Run a 95% confidence interval for the true average starting salary. Which interval below matches what you found?

5. Run a 99% confidence interval for the true proportion of smokers. Which interval below matches what you found?

X Recrd num age sex aer smk caf pr rct start sal hr/w m

1 1 1 20 1 1 2 1 72 125 38723 58 FIN

2 2 2 18 1 2 2 2 80 150 40407 62 FIN

3 3 3 21 1 1 2 2 60 100 39988 55 FIN

4 4 4 18 1 2 2 2 60 160 40166 61 ACCT

5 5 5 18 1 1 2 2 53 150 39580 58 ACCT

6 6 6 18 1 2 2 2 81 140 39982 57 ACCT

M is for major