Top 250+ Solved Quantitative Techniques MCQ Questions Answer
Q. If r is the simple correlation coefficient, the quantity 1 -- r2is known as ...................
a. Coefficient of determination
b. Coefficient of non-determination
c. Coefficient of alienation
d. None of these
Q. The term regression was first used by..........................
a. Karl Pearson
b. Spearman
c. R A Fisher
d. Francis Galton
Q. ....................refers to analysis of average relationship between two variables to providemechanism for prediction.
a. Correlation
b. Regression
c. Standard error
d. None of these
Q. If there are two variables, there can be at most ........................ number of regression lines.
a. One
b. Two
c. Three
d. Infinite
Q. If the regression line is Y on X, then the variable X is known as..........................
a. Independent variable
b. Explanatory variable
c. Regressor
d. All the above
Q. Regression line is also called.................................
a. Estimating equation
b. Prediction equation
c. Line of average relationship
d. All the above
Q. If the regression line is X on Y, then the variable X is known as..........................
a. Dependent variable
b. Explained variable
c. Both a and b
d. Regressor
Q. If the regression line is X on Y, then the variable X is known as..........................
a. Dependent variable
b. Independent variable
c. Bothe a and b
d. None of the above
Q. If the regression line is Y on X, then the variable X is known as..........................
a. Dependent variable
b. Independent variable
c. Both a and b
d. None of the above
Q. If r = ± 1, the two regression lines are...............................
a. Coincident
b. Parallel
c. Perpendicular to each other
d. None of these
Q. If r = 1, the angle between the two regression lines is.........................
a. Ninety degree
b. Thirty degree
c. Zero degree
d. Sixty degree
Q. If r = 0, the two regression lines are:
a. Coincident
b. Parallel
c. Perpendicular to each other
d. None of these
Q. If bxy and byx are two regression coefficients, they have:
a. Same signs
b. Opposite signs
c. Either a or b
d. None of the above.
Q. If X and Y are independent, the value of byx is equal to ........................
a. Zero
b. One
c. Infinity
d. Any positive value