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Statistics MCQs

———– moment about mean is also called variance.

A) Second
B) Third
C) Fourth
D) None of these
View Answer

A) Second

If Var (Ui) is not constant then it is called

A) Heteroscedasticity
B) Multicollinearity
C) Autocorrelation
D) Homoscedasticity
View Answer

A) Heteroscedasticity

|(xx) ́ | = 0 if there is —————– Multicollinearity.

A) Low
B) Severe
C) Perfect
D) None of these
View Answer

C) Perfect

Farrier and Glauber test is used to detect:

A) Heteroscedasticity
B) Multicollinearity
C) Autocorrelation
D) Specification error
View Answer

B) Multicollinearity

If a relevant regressor is not included in the model then there is:

A) Heteroscedasticity
B) Multicollinearity
C) Autocorrelation
D) Specification error
View Answer

D) Specification error

The value of d (Durban Watson test statistic) lies between ————-.

A) 0 and 4
B) 0 and 2
C) -2 and 2
D) 0 and 1

View Answer

A) 0 and 4

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