Textbook ExpertVerified Tutor
25 Oct 2021
Given information
An experiment consists of first rolling a die and then tossing a coin.
Step-by-step explanation
Step 1.
The probability of an event is defined as
The experiment consists of first rolling a die and then tossing a coin, therefore the sample space which consists of all possible outcomes is:
,
.
Let be the event that either a three or a four is rolled first, followed by landing a head on the coin toss. Then,
,
.
Therefore,
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