In an Experiment Designed to Study the Effects of Homework

question 92

Multiple Choice

In an experiment designed to study the effects of homework assignments on grades in school, the grades are the

• A) independent variable.
• B) control variable.
• C) dependent variable.
• D) cohort variable.
• E) concrete variable.

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Definitions:

Great Plains

A vast flat region of North America extending from the Mississippi River to the Rocky Mountains, known for its fertile soil and as a key area for agriculture and energy production.

Spanish Colonization

This term refers to the period during which Spain expanded its territories across the world, including in the Americas, from the late 15th to early 19th centuries, establishing control and spreading their culture.

Americas

A term collectively referring to the continents of North and South America, including Central America and the Caribbean, characterized by diverse cultures, histories, and ecosystems.

Indian Civilizations

Advanced societies and cultures that existed in the Americas before the arrival of Europeans, including the Aztec, Maya, and Inca empires.