Probability of events

Probability of events

Assessment

Flashcard

Mathematics

7th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the probability of an event?

Back

The probability of an event is a measure of the likelihood that the event will occur, expressed as a number between 0 and 1.

2.

FLASHCARD QUESTION

Front

What does it mean for outcomes to be equally likely?

Back

Outcomes are equally likely if each outcome has the same chance of occurring.

3.

FLASHCARD QUESTION

Front

How many outcomes are there when rolling a standard 6-faced die?

Back

There are 6 equally likely outcomes when rolling a standard 6-faced die.

4.

FLASHCARD QUESTION

Front

What is the probability of rolling a number less than 3 on a 6-faced die?

Back

The probability is 1/3, as the numbers less than 3 are 1 and 2.

5.

FLASHCARD QUESTION

Front

How do you calculate the expected number of occurrences of an event?

Back

Multiply the total number of trials by the probability of the event.

6.

FLASHCARD QUESTION

Front

What is the probability of getting heads when tossing a coin?

Back

The probability is 1/2, as there are two equally likely outcomes: heads or tails.

7.

FLASHCARD QUESTION

Front

What is the probability of rolling a number greater than 4 on a 6-faced die?

Back

The probability is 1/3, as the numbers greater than 4 are 5 and 6.

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