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pearson product-moment correlation coefficient

n.
1.the most commonly used method of computing a correlation coefficient between variables that are linearly related

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  • Idiom of the Day

    gravy train
    a job that gives one much money compared with what you do
    The cleaning contract was a gravy train. We worked for three hours but we got paid for eight hours.



    1.
    Choose an idiom to replace the expression in the brackets:
    The man has been working hard to (solve) the problems with his family.

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