Question

Kyle know, that if he tosses a coin, there a 50% probability of seeing it land head up . He tossed a coin in air 30 times and saw it land heads up 19 times. What is the difference between the predicted probability and the actual outcome of the coin toss?

Answer 1

4 times, 2/15, 4/30

Explanation:

The predicted probability is 15/30.

So, 19/30-15/30 IS 4/30, or 2/15.