Choose the correct answer below.



Reasoning The scatter plot shows



the average height of people ages



2-12 in a certain country. Which of the



lines shown is a reasonable trend line



for the scatter plot? Use paper and



pencil. How can a scatter plot have



more than one linear model? How do



you decide which model to use?



Explain your reasoning.



Average Heights in Country X



a



o line m



oline g



O line k



O lines



60-



m



50-



9



Average Height (inches)



40-



30



20



10



12



14



4



6



0



N



8



Age (years)



No