Essay
A cable company prepared four versions of a set of instructions for hooking up a TV.The company asked a sample of 1,600 people which one of the four forms was easiest to understand.In the sample,425 people preferred Form A,385 preferred Form B,375 preferred Form C,and 415 preferred Form D.At the 5% level of significance,can one conclude that in the population there is a preferred form?
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H0: p1 = p2 = p3 = p4 = .25 H1: At least one p...View Answer
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