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Part 1. 1) You find 6 people who listen to mood music regularly. They report that the average number of hours per week which they listen to mood music is 3.25, with a standard error of 1.5. Use the T-distribution calculator to answer the following questions: a) between 3 and 5 hours per week? Round to the nearest 0.1%. Based on this sample, what percent of mood music listeners listen to mood music You define a “hard core listener" as someone who listens to more mood music than b) 90% of other listeners. Based on this sample, how many hours per week does someone have to listen to mood music to be considered a "hard core listener?" (Round to the nearest 0.1 hour.) C) You want to be 95% confident that people who listen to mood music listen to an average of more than 2.5 hours per week in order for it to be worth marketing a multi-CD compilation. i) : Write HA, Họ, and a. ii) Run a T-test. What is the p-value? Round to the nearest 0.001. iii) Are you ready to authorize the multi-CD mood music compilation at this time? (For credit, your answer must be both correct and consistent with your answer is part ii.)
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