Top 250+ Solved Quantitative Techniques MCQ Questions Answer
Q. The property that both the regression coefficients and correlation coefficient have samesigns is called................................
a. Fundamental property
b. Magnitude property
c. Signature property
d. None of these
Q. The property that byx > 1 implies that bxy < 1 is known as .....................
a. Fundamental property
b. Magnitude property
c. Signature property
d. None of these
Q. If X and Y are independent, the property byx = bxy = 0 is called ...................
a. Fundamental property
b. Magnitude property
c. Mean property
d. Independence property
Q. The Correlation coefficient between two variables is the ........................... of theirregression coefficients.
a. Arithmetic mean
b. Geometric mean
c. Harmonic mean
d. None of these
Q. If the correlation coefficient between two variables, X and Y, is negative, then theregression coefficient of Y on X is.............................
a. Positive
b. Negative
c. Not certain
d. None of these
Q. The G M of two regression coefficients byx and bxy is equal to ..........................
a. R
b. r2
c. 1 – r2
d. None of these
Q. If one regression coefficient is negative, the other is ...............................
a. 0
b. – ve
c. +ve
d. Either a or b
Q. Arithmetic mean of the two regression coefficients is:
a. Equal to correlation coefficient
b. Greater than correlation coefficient
c. Less than correlation coefficient
d. Equal to or greater than correlation coefficient
Q. byx is the regression coefficient of the regression equation.....................
a. Y on X
b. X on Y
c. Either a or b
d. None of these
Q. bxy is the regression coefficient of the regression equation.....................
a. Y on X
b. X on Y
c. Either a or b
d. None of these
Q. In ..................... regression analysis, only one independent variable is used to explain thedependent variable.
a. Multiple
b. Non-linear
c. Linear
d. None of these
Q. The regression coefficient and correlation coefficient of the two variables will be thesame if their .............................are same.
a. Arithmetic mean
b. Standard deviation
c. Geometric mean
d. Mean deviation
Q. The idea of testing of hypothesis was first set forth by ..........................
a. R A Fisher
b. J Neyman
c. E L Lehman
d. A Wald
Q. By testing of hypothesis, we mean:
a. A significant procedure in Statistics
b. A method of making a significant statement
c. A rule for accepting or rejecting hypothesis
d. A significant estimation of a problem.
Q. Testing of hypothesis and ......................are the two branches of statistical inference.
a. Statistical analysis
b. Probability
c. Correlation analysis
d. Estimation