Suppose that we reject a null hypothesis at the 0.05 level of significance. Then for which of the following ?-values do we also reject the null hypothesis?

_______________ products: unknown to potential buyers, known but not sought by buyers

Fill in the blank(s) with the appropriate word(s).

The EPA passes a proposed a rule change to the Clean Air Act related to the discharge of emissions by factories. The EPA's action would be considered arbitrary and capricious for all of the following reasons except:

a. it failed to provide the required time for notice and comment. b. it failed to provide a rational explanation for its decision. c. it changed a prior policy without justification. d. it considered legally inappropriate factors.