Question

Given the residual plot below, which of the following statements is correct?Residual Plot10.5Residuals0010-0.5VariableA. There is a pattern, so the data is linear.aB. There is not a pattern, so the data is linear.Ο Ο Ο ΟC. There is not a pattern, so the data is non-linear.D. There is a pattern, so the data is non-linear.

Answer 1

From the graph we notice that there are no pattern; when this happens we can't use a linear model to fit the data.

Therefore, there is not a pattern so the data is non-linear and the answer is C.