Important MCQs on Correlation and Regression 3

The post is about MCQs on Correlation and Regression Analysis with Answers. There are 20 multiple-choice questions on correlation and regression analysis, interpretation of correlation and regression coefficients, the relationship between variables, and correlation and regression coefficients. Let us start with MCQs on Correlation and Regression.

MCQs on Correlation and Regression with Answers

• The coefficient of Correlation values lies between
• If $r_{xy} = -0.84$ then $r_{yx}=?$
• In Correlation, both variables are always
• If two variables oppose each other then the correlation will be
• A perfect negative correlation is signified by
• The Coefficient of Correlation between $U=X$ and $V=-X$ is
• The Coefficient of Correlation between $X$ and $X$ is
• The Coefficient of Correlation $r$ is independent of
• If $X$ and $Y$ are independent of each other, the Coefficient of Correlation is
• If $b_{yx} <0$ and $b_{xy} =<0$, then $r$ is
• If $r=0.6, b_{yx}=1.2$ then $b_{xy}=?$
• When the regression line passes through the origin then
• Two regression lines are parallel to each other if their slope is
• When $b_{xy}$ is positive, then $b_{yx}$ will be
• If $\hat{Y}=a$ then $r_{xy}$?
• When two regression coefficients bear the same algebraic signs, then the correlation coefficient will be
• It is possible that two regression coefficients have
• The regression coefficient is independent of
• In the regression line $Y=a+bX$
• In the regression line $Y=a+bX$, the following is always true

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