Suppose There Is a High Positive Correlation Between Reading Speed

question 49

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 remains. 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:

Blood Pressure

The force exerted by circulating blood on the walls of blood vessels, a critical measure of cardiovascular function and health.

Prehypertension

A condition where blood pressure is higher than normal but not yet high enough to be classified as hypertension, indicating an increased risk of developing high blood pressure.

Blood Pressure

The force exerted by circulating blood on the walls of blood vessels, crucial for maintaining bodily functions.

African Americans

A demographic group in the U.S. identified by their ancestral linkage to any of the black racial groups native to Africa.