Deck 14: Linear Regression

Question 1

Linear regression always gives a linear function with positive slope.

Answer 1

False

Question 2

The slope of the regression line gives an estimate of the rate of change of the data being modeled.

Answer 2

True

Question 3

If the regression line does not fit data points exactly, then it should not be used as a model.

Answer 3

False

Question 4

It may be appropriate to model data using linear regression if the data points nearly fall on a straight line.

Question 5

The regression line always gives an exact model for data.