# ( Best 225+ ) Business Statistics MCQ A. bXY

B. bYX

C. Not Specified

D. none

A. bXY

B. bYX

C. Not Specified

D. none

## 103. If one of the regression coefficient is greater than unity, the other must be:

A. More than Unity

B. Less than Unity

C. Unity

D. none

## 104. The regression coefficients re independent of change of origin but:

A. Not of Scale

B. Also of Scale

C. No Change in scale

D. none

## 105. The coefficient of correlation between the regression coefficients is:

A. Arithmetic Mean

B. Geometric Mean

C. Average

D. none

## 106. The correlation coefficient is used to determine:

A. A specific value of the y-variable given a specific value of the x-variable

B. A specific value of the x-variable given a specific value of the y-variable

C. The strength of the relationship between the x and y variables

D. None of these

## 107. If there is a very strong correlation between two variables then the correlation coefficient must be:

A. any value larger than 1

B. much smaller than 0, if the correlation is negative

C. much larger than 0, regardless of whether the correlation is negative or positive

D. None of these alternatives is correct

## 108. In regression, the equation that describes how the response variable (y) is related to the explanatory variable (x) is:

A. the correlation model

B. the regression model

C. used to compute the correlation coefficient

D. None of these alternatives is correct.

## 109. In regression analysis, the variable that is being predicted is the:

A. Response, or dependent, variable

B. Independent variable

C. intervening variable

D. is usually x

## 110. In a regression analysis if r2 = 1, then :

A. SSE must also be equal to one

B. SSE must be equal to zero

C. SSE can be any positive value

D. SSE must be negative