In a study of voter turnout, age is correlated with income at .85. Will multiple regression return a good estimate of the effect of age and/or income on voter turnout?

In correlational studies, it is generally better for participants to

A) Be unaware of the investigator's hypotheses. B) Be assigned to groups based on their knowledge of the experiments. C) Be knowledgeable about the area being studied. D) Have some insight into the researcher's hypotheses.

Gubernatorial appointments in Texas must be confirmed by the state's _____

a. Supreme Court b. Senate c. House of Representatives d. secretary of state e. attorney general