Question

An engineer believes that there is a linear relationship between the thickness of an air filter in the amount of particulate matter that gets through the filter; that is, less pollution should get through thicker filters. The engineer test many filters of different thicknesses and fits a linear model. If a linear model is appropriate, what should be apparent in the residual plot?

Answer 1

Answer:

There should be a negative, linear association in the residual plot.

Step-by-step explanation:

Answer 2

Answer:

There should be no pattern in the residual plot ( I just took the quiz)

Step-by-step explanation: