Raymond made a large donation to charity, knowing it would help him substantially with his taxes. This is an example of what?

When two variables have a strong positive correlation, the correlation coefficient will be close to

a. .00. b. +1.00. c. –1.00. d. +.50.

Multiple-baseline designs have four important characteristics: 1) there are no reversal phases; 2) the introduction of the intervention is staggered; 3) a baseline phase can overlap an intervention phase; and 4)

a. they are considered single-case experiments. b. they are carried out by using large samples of subjects. c. they are simpler to conduct compared to AB designs. d. only a single baseline measure becomes necessary.