In considering whether the independent variable was responsible for observed changes in the dependent variable, the type of validity that we would be addressing is

A) external validity.
B) internal validity.
C) construct validity.
D) statistical validity.

Answer: B

Political Science

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Explain how often Congress reapportions its membership and how such reapportionment can affect the reelection of incumbent members of Congress

What will be an ideal response?

Political Science

Native Americans

A. were not given citizenship status en masse until the 20th century. B. are U.S. citizens unless they choose to live on a reservation. C. have always been legal citizens of the United States. D. have numbered roughly 10 million in the United States since the 1700s. E. do not today have the full legal rights of other U.S. citizens.

Political Science