Select all the correct answers. Which functions have a range of {y € R 1-0 =
21+3
f()
-(x + 1)² – 4
0 (t) = x2 + 71 – 9
f() = 1 - 8
of) = -41 + 11

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

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?

How can you find the mean absolute deviation (mad) for this set of data?