level: section b
Questions and Answers List
level questions: section b
Question | Answer |
---|---|
what is meant by a 'type i error'? | H0 is rejected when it is True |
what is meant by a 'type ii error'? | H0 is not rejected when it is False. |
when do you use a pooled vs unpooled test? | hypothesis testing when variables independent. if Slarge/Ssmall<2, use pooled (Sp) if untrue, use unpooled |