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Can any linear regression model be checked for model adequacy by statistical testing for lack of...

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Basic Math

Can any linear regression model be checked for model adequacy bystatistical testing for lack of fit or goodness of fit? Why or whynot? Please provide your answer with detailed justification (i.e.,by mathematical proof or by showing a numerical example)

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3.5 Ratings (359 Votes)
Yes Our statement is true of any linear regression model bechecked for model adequacy then we used the statistical testing forlack of fitTest for lack of fit of a regression model This test for lack offit of a regression model is based on the assumptions of normalityindependence and constant    See Answer
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