PROBABILITY

Front

What is the probability of an event not occurring?

Back

P(not A) = 1 - P(A)

Front

What does a probability of 0 indicate?

Back

An event that is impossible to occur.

Front

What does a probability of 1 indicate?

Back

An event that is certain to occur.

Front

How do you calculate the theoretical probability of an event?

Back

P(Event) = (Number of favorable outcomes) / (Total number of outcomes)

Front

If a bag contains 3 red, 2 blue, and 4 yellow marbles, what is the total number of marbles?

Back

Total = 3 + 2 + 4 = 9 marbles.

Front

What is the theoretical probability of pulling a blue marble from a bag with 3 red, 2 blue, and 4 yellow marbles?

Back

P(Blue) = 2/9.

Front

What is the probability of selecting an orange candy from a bag with no orange candies?

Back

P(Orange) = 0%.

Front

If you have a 50% chance of rain, what does that mean?

Back

There is an equal likelihood of rain or no rain.

Front

What is the probability of rolling a 3 on a standard six-sided die?

Back

P(3) = 1/6.

Front

What is the probability of drawing a heart from a standard deck of cards?

Back

P(Heart) = 13/52 = 1/4.