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October 22, 2014

October 22, 2014

Posted by **Marilyn** on Monday, October 20, 2008 at 12:22am.

What is the Null Hypothesis?

What is the Alternate Hypothesis?

How many tail(s) in the test?

What test should the researchers use?

Why do they use this test?

What is the critical value?

If the calculated value for the test statistic is 5.77, then what have the researchers learned with the test?

Are the test results reliable?

- Statistic -
**Melissa**, Monday, April 12, 2010 at 9:07pmn: 12

Mean: 220.00

SD: 12.00

α: 0.05

H0:<=200 H1:>200

Reject H0 if t > 1.796

t=(220.00 - 200.0)/(12.00/sq 12)

t= 20.00 / 3.46

t= 5.77

Reject H0 because t value is greater than 1.796

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