u12. Quiz #4-Regression Analysis Time Limit: 01.3000 Submit Quiz is Question: 1

Question

u12. Quiz #4-Regression Analysis Time Limit: 01.3000 Submit Quiz is Question: 1 pt This Quiz: 16 pts Suppose that the growth rate of children looks like a straight ine if the height of a child is observed at the ages of 24 morths. 28 months, 32 20 foet O A. At least one efuential point caused the inear regression to be biased R would be more appropriate to predict height ater each infoential point has been removed O B. Geowth rates slow as people got older One should not extrapolate. That is, one should not predict outside the range of the data C The coe cent of determ ation is too low for the obse ed data That is the regression Ine tor the observed data does not fit well One should not make predctons under these cro stances. O D. Growth rates that are several standard deviations above the mean tend to be replaced by lower growth rates closer to the mean as people get older. This process is known as regression toward the mean. One should not make predictions under these circumstances

Explanation / Answer

Here in this case we are extrapolating the results but growth rate goes slow for older people. So we should not extrapolate outside the range of the data.

Option B is correct.

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