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 scenario, calculated as the ratio of the number of favorable outcomes to the total number of possible outcomes.

Front

How do you calculate the probability of an event?

Back

Probability of an event = (Number of favorable outcomes) / (Total number of possible outcomes).

Front

If a bag contains 5 quarters, 2 dimes, and 4 pennies, how many total coins are there?

Back

There are 11 total coins (5 quarters + 2 dimes + 4 pennies).

Front

What is the probability of picking a quarter from a bag containing 5 quarters, 2 dimes, and 4 pennies?

Back

The probability of picking a quarter is 5/11.

Front

What is the probability of spinning an even number on a standard 6-sided die?

Back

The probability of spinning an even number is 3/6 or 50%.

Front

What is the theoretical probability of rolling a 3 on a fair number cube?

Back

The theoretical probability of rolling a 3 is 1/6.

Front

If a bag contains 3 black marbles and 2 white marbles, what is the probability of picking either a black or white marble?

Back

The probability of picking either a black or white marble is 5/5 or 1.

Front

What is the probability of flipping a coin and getting tails?

Back

The probability of flipping a coin and getting tails is 1/2.

Front

What is the total number of outcomes when rolling a fair 6-sided die?

Back

The total number of outcomes when rolling a fair 6-sided die is 6.

Front

How many favorable outcomes are there for rolling an even number on a 6-sided die?

Back

There are 3 favorable outcomes for rolling an even number: 2, 4, and 6.