Correctness of the prediction

Reference no: EM1317831

Can people really identify their favorite brand of cola? Volunteers tasted Coca-Cola classic, Pepsi, Diet Coke and Diet Pepsi, with the results given below. At α = 0.05, is the correctness of the prediction different for the two types of cola drinkers?

Correct?	Regular Cola	Diet Cola	TOTAL
Yes	7	7	14
No	12	20	32
TOTAL	19	27	46

Reference no: EM1317831

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