Critical Thinking Julian decided to construct a regression line for a data set using the amount of time a person played an online game x, to predict their win rate at the game y. Julian found the equation yˆ 5 0.2 1 0.5x.

Suppose someone told Julian that their win rate was 2.3.

Can Julian determine the amount of time they played online using the regression equation? Explain.

AppendixLO1