1-Which is not an assumption of least squares regression? A) Normal errors B) No

ID: 3267683 • Letter: 1

Question

1-Which is not an assumption of least squares regression?

A) Normal errors

B) Non-autocorrelated errors

C) Normal X values

D) Homoscedastic errors

2-Which of the following is not true of the standard error of the regression?

A) It is used in constructing confidence and prediction intervals for Y.

B) It would be negative when there is an inverse relationship in the model.

C) It is a measure of the accuracy of the prediction.

D) It is based on squared vertical deviations between the actual and predicted values of Y.

2) option A

We don't use standard error of regression for predicting and constructing interval of y.

1) option c

Except Normal x values , all others are assumptions of least square regression

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