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In each of the following situations is the alternative hypothesis one sided or two sided What are the hypotheses a A business student conducts a taste test to see whether students prefer Diet Coke or Diet Pepsi b PepsiCo recently reformulated their Diet Pepsi in an attempt to appeal to teenagers They run a taste test to see if the new formula appeals to more teenagers than the standard formula c A budget override in a small town requires a two thirds majority to pass A local newspaper conducts a poll to see if there s evidence it will pass d One financial theory states that the stock market will go up or down with equal probability A student collects data over several years to test the theory a Is the part a alternative hypothesis one sided or two sided Two sided OOne sided State the null and alternative hypotheses for the preference between Diet Coke and Diet Pepsi Let p be the proportion of students who prefer Diet Pepsi Fill in the correct symbols below Ho P HA P b is the part b alternative hypothesis one sided or two sided 0 5 0 5 Two sided One sided O State the null and alternative hypotheses for the approval of the new formula Let p be the proportion of teenagers who prefer the new formulation Fill in the correct symbols below Ho P HA P c Is the part c alternative hypothesis one sided or two sided 0 5 0 5

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