Your friend hides a dollar bill under one of three plastic cups. Under the other two cups is a paper clip. You get to keep whate

Question

3 years ago

12

Your friend hides a dollar bill under one of three plastic cups. Under the other two cups is a paper clip. You get to keep whate

ver is under the cup you choose, but you don't know which contains the dollar bill. After you choose, your friend lifts one of the other cups to reveal a paper clip and then gives you the option of changing your choice. Should you switch to the other cup?
A. It's impossible to know. The probabilities can't be determined.
B. Yes. The probability of winning the dollar increases from \frac{1}{3} 3 1 to \frac{2}{3} 3 2 by switching.
C. No. The probability of winning the dollar decreases from \frac{2}{3} 3 2 to \frac{1}{3} 3 1 by switching.
D. It doesn't matter. The probability of winning the dollar is \frac{1}{2} 2 1 for either cup.

Medicine

2 answers:

andreev551 [17] · Answer 1 · 2022-03-16T17:36:58+03:00

andreev551 [17]3 years ago

7 0

Answer:

b

Explanation:

Lubov Fominskaja [6] · Answer 2 · 2022-03-16T16:32:24+03:00

Lubov Fominskaja [6]3 years ago

5 0

Answer:

the answer is b

Explanation: got it right on plato