Which minority group is most responsible for pioneering the civil rights tactics other groups have adopted since the 1960s?

The data produced by interval scales are called

A) interval data. B) ordered data. C) categorical data. D) score data.

In within-subjects designs, the critical comparison is

A) between correlated groups on the confounding variables. B) between correlated groups on the independent variable. C) between randomly assigned groups. D) between correlated groups on the dependent variable.