In what follows use any of the following tests/ procedures: regression, multiple 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. some answers are approximated, choose the most appropriate answer.

open MANBODY data. It is believed that men 25 years or younger are taller than men 70 years or older.Given the data your job is to confirm or disprove the assertion.

1.what test/procedure did you perform?

a. 1 sided T test

b. two-sided T test

c. regression

d. confidence interval

2. conclusion?

a. Yes, we can confirm the assertion

No, we cannot confirm the assertion

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