( Best 225+ ) Business Statistics MCQ

by Mr. DJ

Business Statistics MCQ

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Business Statistics MCQ

Business Statistics MCQ

101. The regression coefficient of X on Y is:

A. bXY

B. bYX

C. Not Specified

D. none

102. Regression Coefficient of Y on X is:

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

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