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    Critical Value for T Test

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    An average computer mouse inspector can inspect 50 mice per hour. The 48 computer mice inspectors at a particular factory can only insppect 46 mice per hour with a standard deviation of 10. At alpha = 0.025 does the company have reason to believe that these inspectors are slower than average? (Answer yes or no, the answer and if it is in a critical or non critical region)

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    Solution Summary

    Step by step method for computing critical value and critical region for one sample t test.