Question

2. Identify the resulting probability as theoretical or experimental.

One-half of the people in a chess club are adults 21 years old or older. The other half are younger. What is the probability that a club member chosen at random will be under 21 years old?

A.
The experimental probability is 50%.

B.
The experimental probability is 75%.

C.
The theoretical probability is 75%.

D.
The theoretical probability is 50%.

A? :3

Answer 1

Theoretical Probability is what we expect to happen, whereas Experimental Probability is what actually happens when we try it out.
Can you choose the correct answer now?

Answer 2

Okay! Thank you!

Answer 3

hmmm.. maybe Experimental?

Answer 4

To help you decide, was the choice of a club member actually made?

Answer 5

ummm, im not sure ;-;

Answer 6

Well, in the question it is clear that no choice of club member was actually made. So there was no experiment carried out.

Answer 7

Okay! :3

Answer 8

OHHH, so its D?

Answer 9

You are now correct! Good work.

Answer 10

Thank you!

Answer 11

You're welcome :)