What assumptions must be met to use the Pearson chi Square test. ( Select all th

Question

What assumptions must be met to use the Pearson chi Square test. ( Select all that apply) a.the outcome measures are independent b. no more than 20% of the cells in the contingency table have an expectency frequency of <5. c.the outcome must jhave median value d.the outcome is normally disrtibuted

The risk of having committed a Type 2 error was about 40%.   b. the risk of having committed a type 2 error was about 60%. c, the sample was not representative of the target population d. the risk of committing a Type 1 error was 40%.

Explanation / Answer

Answer is a) the outcome measures are independent b) and d)

Answer is b) and d)

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