Which statement does not describe the slope of a line?

rise over run

the ratio of the difference in the y-coordinates to the difference in the x-coordinates

the point where the line intercepts the y axis.

the steepness of the line on the graph

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old