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    Estimate of Variance

    How does one obtain the best estimate of the variance of observations around the fitted model in SPSS? My thinking is that the best estimate of the variance of observations is the F test statistic value generated by SPSS because it is the ratio of the two sample variances found by dividing...
  2. H

    Hell Please. Linear Regression Model

    Which of the following is NOT assumed to contribute to uncertainty in predicting y from x in a standard Model I linear regression. a. Uncertainty due to varian of y around model. b. Uncertainty over identifying the true model. c. Uncertainty in measuring X. d. Uncertainty in measuring Y.