Suppose a School Psychologist Found a Correlation Between SAT Scores

question 58

Multiple Choice

Suppose a school psychologist found a correlation between SAT scores of students who graduated from her school and their GPAs at the end of the first year in college.The correlation,r = .82,was based on a sample of 55 students whose SAT scores ranged from 450 to 550.The next year,one for her students made a 625 on the SAT and she wants to predict that students future GPA.Which of the following statements is true?

• A)her prediction may be incorrect
• B)her prediction will definitely be correct

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Definitions:

Body Temperature

The measure of the body's ability to generate and get rid of heat, essential for the proper function of enzymes and bodily processes.

Boiling

The rapid vaporization of a liquid when it is heated to its boiling point, the temperature at which it changes phase from liquid to gas.

Fahrenheit

A scale for measuring temperature where 32°F is the point at which water freezes and 212°F is the point at which it boils under normal atmospheric pressure.

Hypothalamus

A region of the brain that controls an enormous number of bodily functions including emotions, the autonomic nervous system, and the endocrine system.