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Practical Predictive Analytics by Ralph Winters

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Examining the output:

You can observe the coefficients of the model in the Estimate column. You can also see that the residuals range from -2.54 to +2.40, which encompasses about 2.5 standard devations, and that the median value (not the mean) is supplied, which is -.326. Also note that p-values are not supplied in this version of spark.glm, since they are all displayed as 0.

The AIC for this model is listed at the bottom; however, it has no meaning unless it is compared with another model.

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