The collection of emerald diamonds contains replications, several diamonds at each weight. Had we fit the linear equation using average price at each weight rather than individual diamonds, how would...

The collection of emerald diamonds contains replications, several diamonds at each weight. Had we fit the linear equation using average price at each weight rather than individual diamonds, how would the fitted equation and summary measures
 change? (You don’t have to create it—just describe in general terms how the equation and related measures would change.)