A federal agency that engages primarily in commercial activities, produces revenues, and requires greater flexibility than most agencies is known as a(n) _____.

In the example mentioned in the text of relaxation training for autistic children, the operational definition for the independent variable was

A) the children's scores on an autism inventory. B) the set of explicit relaxation procedures followed by the researcher. C) the measurement of parameters of relaxation. D) the level of disruptive behavior prior to the manipulation.

When the tax rate is the same for every taxpayer of society, it is considered a(n)

a) proportional tax. b) absolute tax. c) progressive tax. d) regressive tax.