Okay.. well did you try to do it on your own at least ? I help you, but what do you know already so we can go on from there.
Answer:
C. The manager visits a park and interviews people who were waiting to use the tennis courts.
Step-by-step explanation:
It's biased because the manager is clearly asking people only interested in tennis, not a clearly random sample.
3:2 would be it and it cant be 2:1 because there aren't 4 A's
Answer:
Step-by-step explanation:
volume of cylinder=V=πr^2h
given diameter=7 feet
radius=7/2 ft
height=16ft
v=π×7/2×7/2×16
=12.25×16×π
=196π
hope this helps
plzz mark me brainliest