Theoretical Probability

Front

What is theoretical probability?

Back

Theoretical probability is the likelihood of an event occurring based on the possible outcomes in a perfect world, calculated as the ratio of the number of favorable outcomes to the total number of possible outcomes.

Tags

CCSS.7.SP.C.7A

Front

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

Back

1/2

Tags

CCSS.7.SP.C.7A

Front

How many possible outcomes are there when rolling two six-sided dice?

Back

There are 36 possible outcomes when rolling two six-sided dice (6 sides on the first die multiplied by 6 sides on the second die).

Front

What is the probability of rolling a sum of 7 with two dice?

Back

The probability of rolling a sum of 7 with two dice is 6/36 or 1/6, as there are 6 combinations that result in a sum of 7.

Front

If a standard deck of cards has 52 cards, what is the probability of drawing an Ace?

Back

The probability of drawing an Ace from a standard deck of cards is 4/52 or 1/13.

Tags

CCSS.7.SP.C.7B

Front

What is the probability of drawing a red marble from a bag containing 3 red, 5 blue, and 2 green marbles?

Back

The probability of drawing a red marble is 3/10, as there are 3 favorable outcomes (red marbles) out of 10 total marbles.

Tags

CCSS.7.SP.C.7B

Front

How do you calculate the probability of an event?

Back

The probability of an event is calculated using the formula: P(Event) = Number of favorable outcomes / Total number of possible outcomes.

Tags

CCSS.7.SP.C.7A

Front

What is the probability of selecting a marble that is not blue from a jar containing 7 red, 12 blue, 6 yellow, and 9 white marbles?

Back

The probability of selecting a marble that is not blue is 11/17, as there are 11 non-blue marbles out of a total of 38 marbles.

Tags

CCSS.7.SP.C.7B

Front

What is the probability of rolling a number less than 3 on a six-sided die?

Back

The probability of rolling a number less than 3 (which includes 1 and 2) is 2/6 or 1/3.

Tags

CCSS.7.SP.C.7B

Front

What is the probability of drawing a King or a Queen from a standard deck of cards?

Back

The probability of drawing a King or a Queen is 8/52 or 2/13, as there are 4 Kings and 4 Queens in a deck.

Tags

CCSS.HSS.CP.B.7