To Test the Value of the Study Guide, Professor Lewis

question 83

Multiple Choice

To test the value of the study guide, Professor Lewis gives a free copy to the students sitting in the first two rows of class. Later she finds that these students got better grades than the students in the back of the room (who didn't get study guides) . What is wrong with this experiment?

• A) lack of an independent variable
• B) confusion of experimentation with correlation
• C) lack of random assignment to groups
• D) lack of a dependent variable

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Definitions:

East Berlin

The capital of East Germany from 1949 to 1990, serving as the governmental and cultural center of the country during the Cold War.

West Berlin

The part of Berlin that was occupied by the Allies after World War II and became an enclave within East Germany, symbolizing the Cold War division.

Suez Canal Crisis

A diplomatic and military confrontation in 1956 involving Egypt, Israel, France, and the United Kingdom, following Egypt's nationalization of the Suez Canal, previously controlled largely by British and French interests.

United States

A federal republic consisting of 50 states, a federal district, five major self-governing territories, and various possessions, known for its influence on global culture, economy, and politics.