Power of the test the regulators

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Testing cars, again. As in Exercise 69, state regulators are checking up on repair shops to see if they are certifying vehicles that do not meet pollution standards.

a) In this context, what is meant by the power of the test the regulators are conducting?

b) Will  the  power be  greater if  they test 20  or 40  cars? Why?

c) Will the power be greater if they use a 5% or a 10% level of significance? Why?

d) Will the power be greater if the repair shop's inspectors are only a little out of compliance or a lot? Why?

Reference no: EM131008506

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