Which of the following established the principle that the federal government has powers beyond those delegated to it by the states?

Due to single-member districts, the Texas legislature is under-representative of its ethnic mosaic

Indicate whether the statement is true or false.

In a study examining the effectiveness of a behavioral intervention to reduce cholesterol intake, researchers observe that there are three different scores that occur with the highest (and the same) frequency. The distribution of scores is said to be

A) Trimodal. B) Tripolar. C) Centrifugal. D) Centripetal.