9. The table below shows the minutes it took to drain four different tanks.
Which tank drained the fastest per minute?
Tank
A
Capacity (gal)
80
Time (m)
24
B
64
18
C
96
28
16
D
50

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

Is the response to the survey question "did you smoke in the last week question mark "response to the survey question "did you smoke in the last week? " a discrete random variable, a continuous random variable, or not a random variable?

Can someone tell me if these are correct?