(A)If You Were to Conduct a Hypothesis Test to Determine

question 68

Essay

(A)If you were to conduct a hypothesis test to determine if greater than 50% of customers prefer Coca-Cola to other brands,would you conduct a one-tail or a two-tail hypothesis test? Explain your answer.
(B)How many customers out of the 200 sampled must have favored Coke in this case?
(C)Using a 5% significance level,can the marketing consultant conclude that the proportion of customers who prefer Coca-Cola exceeds 50%? Explain your answer.
(D)If you were to use a 1% significance level,would the conclusion from Question 82 change? Explain your answer.

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