Question: A researcher wants to study the relationship between: Hours studied ( ), IQ ( ) and Exam scores ( ). The researcher finds a strong

A researcher wants to study the relationship between: Hours studied ( ), IQ ( ) and Exam scores ( ). The researcher finds a strong positive correlation between hours studied and exam scores. Also, he found a moderate positive correlation between IQ and exam scores. Moreover, he also determined a weak positive correlation between hours studied and IQ. What type of correlation analysis would be most suitable to determine the relationship between hours studied and exam scores while controlling for the effect of IQ? a. Simple correlation b. Partial correlation c. Multiple correlation d. Linear correlation

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