Question 55
EasyOriginal questionA coin is tossed and a die is thrown. What is the probability of a head on the coin and a number greater than 4 on the die?
Show the answer and explanation
CorrectNot quiteAnswer B
Correct answer: B
Explanation
The coin and the die do not affect each other: a head has probability , and a number greater than 4 is 5 or 6, with probability .
.
Worth noting
adds; for both of two independent events to happen, multiply.
- Concept
- Two or three independent trials
- Typical timeTypical
- 60 s
- Your timeYours
- —
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Ten questions from Conditional Probability & Bayes' Theorem, at your own pace.