Statistics and t-test pls help

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junior college 2 | H2 Maths
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junior college 2 H2 Maths Singapore

Statistics and t-test pls help

Date Posted: 3 years ago

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PhysChemTutor

3 years ago

So what do you need? You do not understand the model answer? You want to know situations when you need t-test? sample size <30 and population s.d. not given. ... p value is less than level of significant ==> reject Ho...

Danya Astria

3 years ago

That isnt the model answer, that is my answer, idk if im correct :(

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done {{ upvoteCount }} Upvotes

clear {{ downvoteCount * -1 }} Downvotes

Date Posted: 3 years ago

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Danya Astria

3 years ago

Hiii may i know why the p value is 0.018745

PhysChemTutor

3 years ago

I tail. Not two tails

PhysChemTutor

3 years ago

Either use p value or t statistic to make decision. Not both.

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Danya Astria

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