Rodney wanted to "have the bumps on his head examined" to determine certain aspects of his personality. To do this, he had to go to a

Adult students in college courses

A) reinforce negative stereotypes of aging. B) create more work for college teachers and staff. C) outperform younger students by a two-to-one margin. D) provide valuable intergenerational contact.

Which scale really isn't much of a scale at all?

a. nominal b. ordinal c. interval d. ratio