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Course: Algebra 1 (FL B.E.S.T.)?>?Unit 3
Lesson 10: Interpreting slope and intercept of a linear modelInterpreting slope and y-intercept for linear models
Problem
Julio distributed a survey to his fellow students asking them how many hours they spent playing sports in the past day. He also asked them to rate their mood on a scale from to , with being the happiest. Julio created the following scatterplot and regression line to show this relationship.
The fitted line has a -intercept of .
What is the best interpretation of this -intercept?