Reason to believe that inspectors are slower than average

Reference no: EM13151474

An average computer mouse inspector can inspect 40 mice per hour with a population standard deviation of 8 mice per hour. The 50 computer mice inspectors at a particular factory can only inspect 34 mice per hour. Does the company have reason to believe that these inspectors are slower than average at α = 0.10?

A) Yes, because the test value -5.30 falls in the noncritical region.

B) No, because the test value -3.03 falls in the critical region.

C) Yes, because the test value -5.30 falls in the critical region.

D) No, because the test value -3.03 falls in the noncritical region.

Reference no: EM13151474

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