Test the null hypothesis of equal preference

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Reference no: EM131852807

In a grocery store, customers who pass by are asked to sample three cheese spreads and to declare their preference for one. Their frequencies of choice are as follows:

670_sample three cheese spreads.png

(a) Test the null hypothesis of equal preference using .05 and .01. What conclusions are allowable when X2 proves to be significant?

(b) What is the effect size, , for this result?

Reference no: EM131852807

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