Question: 9 Which correlation coefficient should we use if we want to find out whether a relationship exists between two variables that are both interval or

9 Which correlation coefficient should we use if we want to find out whether a relationship exists between two variables that are both interval or ratio variables? Pearson Spearman Point Biserial Nonlinear 10 points QUESTION 10 What statistic should be used to find out whether there is a relationship between high school class rank and first-semester college GPA rank? Pearson Spearman Point biserial Nonlinear

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