Question: Suppose that we are fitting a simple linear regression line for a response variable y onto x, where 2 2. We wish to make the

Suppose that we are fitting a simple linear regression line for a response variable y onto x, where 2 2. We wish to make the standard errors of the least squares estimates as small as possible and the prediction intervals as accurate as possible. Where should we take most of the observations 1, 2, ... . . from the range (-2,2)? Explain your answer

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