# ( Best 225+ ) Business Statistics MCQ

## 202. The Correlation coefficient between two variables is the………………..of their regression coefficients.

A. Arithmetic mean

B. Geometric mean

C. Harmonic mean

D. None of these

## 203. The percent of the total variation of the dependent variable Y explained by the set of independent variables X is measured by:

A. Coefficient of Correlation

B. Coefficient of Skewness

C. Coefficient of Determination

D. Standard error

A. -1 and +1

B. -1 and 0

C. 0 and 1

D. None

## 205. A Scatter diagram is considered for measuring

A. Linear relationship between two variables

B. Curvilinear relationship between two variables

C. Neither a or b

D. Both a and b

A. +1

B. -1

D. None of these

## 207. What is the purpose of a simple linear regression?

A. To predict scores on a dependent variable from scores on a single independent variable

B. To predict scores on an independent variable from scores on multiple dependent variables

C. To predict scores on a dependent variable from scores on multiple independent variables

D. None of Above

## 208. If r is the simple correlation coefficient, the quantity 𝑟2 is known as ……………….

A. Coefficient of determination

B. Coefficient of non-determination

C. Coefficient of alienation

D. None of these

## 209. Asimpleindexnumberis anumberthatmeasures arelativechangein ?

A. group of variable with respect to a base

B. single variable with respect to a base

C. Both A &B

D. None of theabove

A. Lasperys

B. Paasches

C. Fisher

D. None of Above