Which of the following formalizes the intuitive judgment made about the direction and strength of a relationship? A) Pearson's r B) $\chi$² C) Pearson's correlation coefficient D) regression coefficient

Question

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Pearson's correlation coefficient, also known as Pearson's r, formalizes the intuitive judgment made about the direction and strength of a relationship. It is a measure of linear correlation between two variables, ranging from -1 (perfect negative correlation) to 1 (perfect positive correlation), with 0 indicating no correlation. Option A (Pearson's r) is the same as option C. Option B appears to be a nonsensical string of characters. Option D (regression coefficient) is a measure of the effect of one independent variable on a dependent variable in a regression model, but it does not necessarily capture the overall direction and strength of the relationship between the two variables.

Which of the Following Formalizes the Intuitive Judgment Made About χ\chiχ

Which of the Following Formalizes the Intuitive Judgment Made About $\chi$