In case coefficient of correlation is positive, the curve representing the relation will be

Related MCQs

• In case, coefficient of correlation is negative, the curve representing the relation will be
• In case there is no relation between the variables, value of coefficient of correlation will be:
• When there is perfect correlation, the value of the correlation coefficient is:
• Karl Pearson’s coefficient of correlation method of measuring correlation is
• The correlation coefficient between X and Y will have positive sign when
• If b1 and b2 are the regression coefficient of Y on X and that of X on Y respectively and r is the correlation coefficient between X and Y then:
• Vertical curve represent the value of correlation coefficient to be
• Horizontal curve represents the value of coefficient of correlation to be
• When the correlation coefficient r = ±1, the two regression lines:
• The correlation coefficient between X and Y is 0.6. Their covariance is 4.8 and the variance of X is 4. Then the variance of Y is: