Product-moment Correlation Coefficient (Noun)
Meaning
The most commonly used method of computing a correlation coefficient between variables that are linearly related.
Classification
Nouns denoting cognitive processes and contents.
Examples
- The researcher calculated the product-moment correlation coefficient between the scores of the math and science exams to determine the strength and direction of the linear relationship.
- The product-moment correlation coefficient revealed a strong positive correlation between the amount of exercise and the reduction of symptoms in patients with chronic depression.
- To examine the relationship between height and weight, the product-moment correlation coefficient was computed, revealing a moderate positive correlation.
- The study found that there was a weak negative correlation between the hours studied for the exam and the exam scores as indicated by the product-moment correlation coefficient.
- The product-moment correlation coefficient was used to assess the relationship between the scores of two different versions of the standardized test, resulting in a high correlation coefficient indicating the equivalence of the two versions.