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A routine exercise designed to test one's knowledge; often from a textbook, course, or test used for a class or self-study. This community's policy is to "provide helpful hints" for such questions rather than complete answers.
1
vote
1
answer
202
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The wording for null hypothesis
I'm new to this area and I'm a little confused with the wordings (although I've done a few calculations including T-Score tests...)
I just need to understand if the wording being used is correct.
Co …
1
vote
1
answer
63
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Is my null hypothesis correct in this case?
I'm trying to understand the correct ways of expressing a null hypothesis. So I've created this case and I'd like to know if I'm on the right track.
Case 1: There is a general understanding that keep …
4
votes
1
answer
261
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How do I express this hypothesis using symbols?
I'm just making this up to understand the rules...
Claim: People wearing roller blades can get to places in lesser time than those who don't. (Assuming on foot)
Now, I'd like to express this using s …