Why do we need to conduct an experiment to determine if therapy is effective? a. different people say different things in a survey. b. the correlation is too close to zero. c. some people prefer some therapies and other people prefer different therapies. d. conducting an experiment is the only way to determine causality?

What does it signify if point 1 shifts down and to the right? a. the price level and the real gdp are falling. b. the real gdp is falling, and supply is increasing. c. the price level is rising, and production is increasing. d. the price level is falling, and demand and the real gdp are rising.

Ead the sixth amendment to the constitution. in all criminal prosecutions, the accused shall enjoy the right to a speedy and public trial, by an impartial jury of the state and district wherein the crime shall have been committed . . and to be informed of the nature and cause of the accusation; to be confronted with the witnesses against him; to have [the opportunity] for obtaining witnesses in his favor, and to have the assistance of counsel for his defense. what part of the sixth amendment suggests that accused persons will be able to hear the charges against them?

How is the vice president of the united states selected? a. by a vote in the house b. appointed by the president c.elected with the president d.elected by a vote in the senate