8.2 Simple Probability

Front

What is probability?

Back

Probability is a measure of how likely an event is to occur, expressed as a number between 0 and 1.

Front

What is the probability of rolling a specific number on a fair six-sided die?

Back

1/6

Front

How many outcomes are there when rolling a die?

Back

There are 6 possible outcomes: 1, 2, 3, 4, 5, and 6.

Front

What is the probability of rolling an even number on a fair six-sided die?

Back

3/6 or 1/2 (the even numbers are 2, 4, and 6).

Front

What is the probability of drawing a red card from a standard deck of 52 playing cards?

Back

26/52 or 1/2 (there are 26 red cards: 13 hearts and 13 diamonds).

Front

What is the probability of drawing a face card from a standard deck of 52 playing cards?

Back

12/52 or 3/13 (there are 12 face cards: 3 in each of the 4 suits).

Front

If you roll a die, what is the probability of rolling a number less than 4?

Back

3/6 or 1/2 (the numbers less than 4 are 1, 2, and 3).

Front

What is the probability of drawing a black ace from a standard deck of 52 playing cards?

Back

1/26 (there are 2 black aces: the ace of spades and the ace of clubs).

Front

What is the probability of rolling a number greater than 6 on a fair six-sided die?

Back

0 (there are no numbers greater than 6 on a six-sided die).

Front

What is the probability of choosing a letter 'M' from the word 'MATHEMATICS'?

Back

2/11 (there are 2 M's in the 11 letters of the word).