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shortylickens

No Lifer
Jul 15, 2003
80,287
17,082
136
Ummm, the way I was taught if its hypothesis testing we always use T.
Crap, I need to check on the tomorrow before class.
 

busydude

Diamond Member
Feb 5, 2010
8,793
5
76
Ummm, the way I was taught if its hypothesis testing we always use T.
Crap, I need to check on the tomorrow before class.

No. There are different types of testing. For testing of means -> either t or z.

Hypothesis testing of variance -> chi squared distribution.

Use F test for hypothesis testing of mean squares.
 

RPD

Diamond Member
Jul 22, 2009
5,109
600
126
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