Exam-Style Question on Binomial Distribution
A mathematics exam-style question with a worked solution that can be revealed gradually
Question id: 370. This question is similar to one that appeared on an IB AA Standard paper (specimen) for 2021. The use of a calculator is allowed.
The probability of winning a gold coin in a game of chance is 0.6. The game is played six times. Find the probability of winning:
(a) at least two gold coins;
(b) a fourth gold coin on the sixth game.
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If you are using a TI-nSpire CX calculator and you would like to see an example of the process used in this question see GDC Essentials.
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