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# See previous questions for additional information. Computer-assisted learning .

See previous questions for additional information.

**Computer-assisted learning**XY

**f. Compare the estimated standard deviations of the weighted least squares estimates b****w0**** and bw1 in part (e) with those for the ordinary least squares estimates in part (a). What do you find?**

**g. Iterate the steps in parts (d) and (e) one more time. Is there a substantial change in the estimated regression coefficients? If so, what should you do?**