Question

Find the probability that you will roll an even number exactly 5 times when you:

roll a six-sided number cube 10 times.
P =
roll a six-sided number cube 20 times.
P =

Answer 1

P=0.246

P=0.015

The number of trials affects the distribution.

5 successes is the expected value for 10 trials.

5 successes is close to an end of the distribution for 20 trials.

Explanation:

Answer 2

The first one is 0.246

The second one is 0.015

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