12
QuizMultiple Choice
Choosing the Best Model
Question 12 • DRHS GA-Statistical Reasoning
Many Texas cities have experienced substantial growth in population over the last 20 years. The growth of Houston, Texas, since 2015 is shown in the scatterplot. A least-squares equation that relates the number of years since 2015 to the population of that year (in millions) is given by .
Answer
A
A linear model is suitable because a pattern is evident in the residual plot.B
A linear model is not suitable because the residuals do not cluster around zero.C
A linear model is not suitable because the residual plot shows a curved pattern.D
A linear model is suitable because the residuals seem to be randomly scattered.