The average worker at a local brake manufacturer produces 10 brakes per day (other statistical information was not known).  An industrial psychologist was hired to increase worker productivity and a new assembly method was designed and tested in a sample of workers. Identify the appropriate test.   Select one: a. independent samples t test b. z test c. single sample t test d. paired samples t test

Q: The degrees of freedom for the sample containing 10 measurements is v = 10. True False

A:

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A: Solution: n= 30 Sample size μ=300 Population mean

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A: From the provided information, Sample size (n) = 5 Level of significance (α) = 0.05