1 10 Income and education in US counties: The scatterplot below shows the relationship between por X caplia income (in thousands of dollars) and percent of population with a bachelor's degree in 3, 14] counties in the US In 2010. 60 40 Per capita income (in $1,000) 20 10 30 50 70 Percent with Bachelor's degree a) What is the explanatory variable? OPer Capita Income (in $1090s) Percent with a Bachelor's Dogregby What is the response variable? O Percent with a Bachelor's Degree O Per Capita Income (in 51000s) c) Describe the relationship between the variables. Ona relationship O strong negative O weak positive Ostrong positive O'weak negative d) Can we conclude that having a bachelor's degree increases one's income! O Ho