Question: A linear regression model has been estimated using 30 observations and the OLS method. If the sum of squared errors (SSE) is 42 and the

A linear regression model has been estimated using 30 observations and the OLS method. If the sum of squared errors (SSE) is 42 and the usual unbiased estimate of the variance of random error is 1.75, how many explanatory variables (excluding the intercept) does the model have?

Select one:

-4

-5

-1

-6

-7

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