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Suppose you wanted to see if the national support for a particular product, your company produces, was falling. So you decide to replicate and then

Suppose you wanted to see if the national support for a particular product, your company produces, was falling. So you decide to replicate and then compare a survey conducted last year. After watching the latest television advertisement the key research question was: "Would you buy this product?" In a sample of 1352 potential consumers collected last year, only 63 people committed to buying the product. Of the more recent sample of 912, 42 said they would buy. Conduct an analysis to determine if the percentage of consumers has dropped since the last year's study. Use these results to test this theory a = 0.05. In the context of this question determine the correct Hypothesis using the last year's data as sample 1. (a) Formulate the appropriate statistical hypotheses. A. Ho: Plastyear - Ppresent = 0 HA: Plastyear - Ppresent < 0 B. Ho : Plastycar - present = 0 HA: Plastycar - Ppresent # 0 C. Ho: Plastyear - Ppresent = 0 HA: Plastycar - Ppresent > 0 D. Ho: Plantycar - Present = 0 : Plastyear - Ppresent < 0 O E. Ho : Plastycar - Ppresent = 0 HA: Plastyear - Ppresent

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