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A video game company is interested in knowing the population mean number of hours spent playing...

  1. A video game company is interested in knowing the population mean number of hours spent playing a new game from start to finish. If the game takes longer than 50 hours to play, on average, then it will need to be re-worked. The company collects a sample of 49 video game players with various levels of expertise, and finds that it takes them 48 hours, on average, to complete the game, with a standard deviation of 1.5 hours.
    1. Conduct an appropriate hypothesis test using the critical value method.

Explain what a Type II Error means in this context.

Math   Statistics-And-Probability   
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