Probability

Front

What is Probability?

Back

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

Front

What is an Odd Number?

Back

An odd number is an integer that is not divisible by 2, such as 1, 3, 5, etc.

Front

How do you calculate the probability of a single event?

Back

Probability of a single event = (Number of favorable outcomes) / (Total number of outcomes).

Front

What is the probability of rolling a die and getting an odd number?

Back

1/2, since there are 3 odd numbers (1, 3, 5) out of 6 possible outcomes.

Front

What is a Marble Probability Problem?

Back

A marble probability problem involves calculating the likelihood of drawing a specific colored marble from a set.

Front

What is the formula for the probability of independent events?

Back

P(A and B) = P(A) * P(B), where A and B are independent events.

Front

What is the probability of picking a green marble, keeping it, then picking another green marble?

Back

1/7, assuming there are 3 green marbles out of 21 total marbles.

Front

What does it mean for a spinner to be divided equally?

Back

It means each section of the spinner has the same area, giving each outcome an equal chance of occurring.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide the numerator and the denominator by their greatest common divisor (GCD).

Front

What is the probability of spinning green on a spinner that has 4 equal sections?

Back

1/4, since there is 1 green section out of 4 total sections.