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A video game manufacturer has recently released a new game. The manufacturer wants to know whether...

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Statistics

A video game manufacturer has recently released a new game. Themanufacturer wants to know whether players rate their new game asmore or less difficult than the average difficulty rating of all oftheir games, μ = 6 and σ = 2. A random sample of 36 players yieldeda sample mean of 7 and a standard deviation(s) of 1.8.

             a.State the null and alternative hypothesis.

             b.Conduct a z-test on the data given.

             c.What do you conclude?

Answer & Explanation Solved by verified expert
4.4 Ratings (725 Votes)
Given 6 7 2 n 36 005 default levelTheHypothesisH0 6Ha 6This is a 2 tailed testThe TestStatisticThe test statistic is given by the    See Answer
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