Question

Hi I need help understanding how to do my problems..if I can understand one I can get the rest.
Consider the following hypothesis test:
Ho: U > 20
Ha: U < 20
A sample of 50 provided a sample mean of 19.4 - population standard dev. is 2. Compute the value of the test statistic. What is the p-value and using alpha .05 what is my conclusion?

Answer 1

sorry i cant solve it

Answer 2

thanks anyway. I think in class I understand and when I get hoe I am confused.

Answer 3

i think it is statics

Answer 4

\[6\sqrt{120}\]

Answer 5

yes it is... do you know how to do that?

Answer 6

no but u can put the quistion at static forum

Answer 7

how?

Answer 8

http://openstudy.com/groups/statistics+for+the+behavioral+sciences+-+nyu+open+edu

Answer 9

Thanks