Question

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%.

Answer 1

D. The theoretical probability is 50%.

theoretical cuz' no experiment done yet. the prob is 1-50%=50%.

so D is the ans.

Answer 2

the correct answer is D. The theoretical probability is 50%.

Hope this helps!