The data in this table show the average miles per gallon (mpg) for all U.S. automobiles during the indicated years.a. Copy this table onto paper and calculate the years elapsed since 1960 to complete it. b. Graph a scatter plot on your paper of points whose x-value is years elapsed and whose y-value is miles per gallon. Carefully label and scale your axes. Give your graph a title. c. Connect each point in your scatter plot with a line segment from left to right. d. What is the mean mpg for these data? e. Graph a horizontal line that starts on the y-axis at a height equal to your answer to 8d. What the graph now show? f. Write a short descriptive statement about any pattern you see in these data and in your graph.

Psychology 201- FALL 2016 INTRODUCTION TO SOCIAL PSYCHOLOGY Psychology Building, Room 31 Instructor: Randi Vogt Email: rlvogt2@illinois.edu Office: Psychology Building, Room 236 Section C: MWF 11-11:50am Office Hours: Tuesdays 2:30-3:30 (or by appointment)...