SOLUTION: 10. The Ho and Ha for a given problem are as follows: Ho: Mean or u = 999 Ha: Mean or u NE 999 This is a two-tailed test. a. True b. False c. Not enough

Question 575155: 10. The Ho and Ha for a given problem are as follows:
Ho: Mean or u = 999
Ha: Mean or u NE 999
This is a two-tailed test.
a. True
b. False
c. Not enough information to make a decision on the direction of the tail.
d. The direction of the tail is decided after the significance level is settled between the researcher and the sponsor of the research.

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
The Ho and Ha for a given problem are as follows:
Ho: Mean or u = 999
Ha: Mean or u NE 999
This is a two-tailed test.
a. True
b. False
c. Not enough information to make a decision on the direction of the tail.
d. The direction of the tail is decided after the significance level is settled between the researcher and the sponsor of the research.
---
Ha ALWAYS determines the type of test.
"not equal to" implies a 2-tail test.
Cheers,
Stan H.
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