Figure A shows a scatterplot with the regression line for
Figure A shows a scatterplot with the regression line for the ages and weights of a random sample of 19 college baseball players. Figure B gives a prediction (Fit), a prediction interval, and a confidence interval for a new observation at 20 years old.
a. Identify which interval is which, and explain why one of the intervals is larger than the other.
b. Interpret the confidence interval.
c. Interpret the prediction interval.
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