South Carolina Get Ready Grade 8 Mathematics Chapter 9

Which of the following accurately describes the relationship between age and value of cars in the graph below?

To see if height is correlated to weight, Sherry asks 10 people what their height and weight is. The data is listed below. (63", 150 lb), (67", 160 lb), (72", 190 lb), (62", 180 lb), (64", 130 lb), (70", 210 lb), (63", 120 lb), (68", 165 lb), (65", 145 lb), and (68", 220 lb)

Which graph represents this data with an accurate line of best fit?

Out of all the students who play football, __% of them are in 7th grade.