Question

Which of these is a simple event?

A. getting a 4 on a roll of one die.
B. getting a sum of 4 on a roll of two dice.
C. getting doubles on a roll of two dice.
D. getting two even numbers on a roll of two dice.

Answer 1

A simple event consists of getting one outcome possible. So, your answer is A.

Answer 2

When rolling a dice and getting a 4 has 1  outcome , Option A is the correct answer.

What is a Simple Event ?

A simple event is the event in probability study that gives only one outcome.

When rolling a dice and getting a 4 has 1  outcome.

and therefore Option A is a simple event.

The rest of the options are not simple event as either a sum is expected on rolling two dice or a double or obtaining two even numbers , these will not have 1 outcome.

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