Bad model? A student who has created a linear model is disappointed to find that her R2 value is a very low 13%. a) Does this mean that a linear model is not appropriate? Explain. b) Does this model...

Bad model? A student who has created a linear model is disappointed to find that her R2 value is a very low 13%.

a) Does this mean that a linear model is not appropriate? Explain.

b) Does this model allow the student to make accurate predictions? Explain.