In what follows use any of the following tests/procedures: regression, confidence intervals, one-sided t-test or two-sided t-test. All the procedures should be done with a 5%P-value or a 95% confidence interval. Note numbers are truncated.

Task 1

Upload theHeartRate Exercisedata. These data are based on 45 randomly chosen high school students. SETUP: It is believed that the high school students who do not exercise have heart rate (at rest) above 70. Given the data your job is to confirm or disprove this belief.

What test/procedure should be performed?

What is theP-value/margin of error?

Write a one-line statistical interpretation.

Write a one-line conclusion.

weekly exercise(hours) Heart Rate at rest 16 55 2 76 3 78 17 46 19 76 3 68 19 61 12 68 15 48 2 71 4 72 2 81 10 64 9 61 0 73 0 84 5 72 16 58 0 77 19 54 4 79 8 73 6 85 17 57 2 75 7 85 13 73 3 75 8 84 6 52 5 60 18 69 1 66 19 90 19 64 5 65 0 74 2 55 18 67 2 78 0 71 18 76 11 76 13 84 0 91