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This question was created from HW 8A - Sec 8 Scatterplots and Linear Models.pdf


10. What is the independent variable and what does it represent?
11. What is the dependent variable and what does it represent?
12. Describe the relationship/trend between the two variables in this graph.
13. Write a sentence explaining the value of the slope for this regression line.
14. Is there a strong, moderate or no linear correlation between the dependent and independent variable?
15. Use the equation to estimate the CO, level in 2011. (round to the tenths place)
16. How does the estimated CO2 level in 2011 compare to the actual value?
17. Can we use our model to explain a cause and effect relationship between Carbon Dioxide concentration and the

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