What is the expected number of tails when a fair coin is tossed 100 times?

asked Apr 18, 2022 106k views

3 votes

7.2k points

Please log in or register to add a comment.

4 votes

Answer:

50 times

Explanation:

Assuming a fair coin (probability of heads = 1/2), the expected number of heads (in the sense of mathematical expectations) is 100*1/2 = 50.

7.3k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

8.8m questions

11.4m answers