W hich of the following are the required assumptions in a simple linear regression model?

H int: there are 5 correct answers

The mean of the error term has a normal distribution.

The errors are not cor related.

The mean of the error term is not correlated with the variance of the error term.

The er ror te rm has a normal distribution.

The mean of the error term is the same nonzero constant.

The mean of the residuals is zero.

The er rors are independent.

The variance of the residuals is the same constant.

The mean of the residuals is not correlated with the variance of the residuals.

The variance of the er ror te rm is the same constant.

The variance of the error term has a normal distribution.

The residuals are not correlated.

The residuals are independent.

The mean of the er ror te rm is zero.

H int: there are 5 correct answers

The mean of the error term has a normal distribution.

The errors are not cor related.

The mean of the error term is not correlated with the variance of the error term.

The er ror te rm has a normal distribution.

The mean of the error term is the same nonzero constant.

The mean of the residuals is zero.

The er rors are independent.

The variance of the residuals is the same constant.

The mean of the residuals is not correlated with the variance of the residuals.

The variance of the er ror te rm is the same constant.

The variance of the error term has a normal distribution.

The residuals are not correlated.

The residuals are independent.

The mean of the er ror te rm is zero.

## This question was asked on Mar 29, 2010.

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