Suppose There Is a High Positive Correlation Between Reading Speed

question 38

Multiple Choice

Suppose there is a high positive correlation between reading speed and reading comprehension. You suspect that IQ is a potential third variable. You complete a partial correlation procedure and, with IQ controlled statistically, the high correlation between speed and comprehension virtually disappears. What do you conclude?

• A)IQ is an important third variable affecting the correlation
• B)IQ can be ruled out as a third variable underlying the correlation
• C)IQ must be the cause of the correlation
• D)not enough information to decide

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Definitions:

Stimulus Elimination

The process of removing or reducing a stimulus that triggers an unwanted response or behavior.

Token Economy

is a behavior modification system that uses tokens as rewards for performing desired behaviors which can later be exchanged for various reinforcers.

Food

Any nutritious substance that people or animals eat or drink in order to maintain life and growth.

Special Privileges

Exceptional rights, advantages, or immunities granted to individuals or groups, often beyond what is common.