Asked by Hillary
Grace has flipped a coin 500 times and each time is has come up tails. If she flips the coin 500 more times, how many tails should she expect? Why?
Answers
Answered by
Reiny
prob(tails) = 1/2
so if the coin is "fair", and the coin has no memory chip build in to know what has happened before,
expected tails = (1/2)(500) = 250
so if the coin is "fair", and the coin has no memory chip build in to know what has happened before,
expected tails = (1/2)(500) = 250
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.