Probability

Front

What is experimental probability?

Back

Experimental probability is the ratio of the number of times an event occurs to the total number of trials or experiments conducted.

Front

What is the experimental probability of spinning Letter Q if it occurs 3 times out of 10 spins?

Back

3/10

Front

What does it mean if two events are independent?

Back

Two events are independent if the outcome of one event does not affect the outcome of the other event.

Front

What is the probability of drawing two yellow marbles from a bag containing 2 yellow and 8 brown marbles without replacement?

Back

1/45

Front

What is the experimental probability of pulling a green marble if it occurs 8 times out of 25 pulls?

Back

8/25

Front

What is a dependent event?

Back

A dependent event is one where the outcome of one event affects the outcome of another event.

Front

What is the probability of an event that cannot happen?

Back

0 (zero) probability.

Front

What is the probability of an event that is certain to happen?

Back

1 (one) probability.

Front

If a bag contains 5 red, 3 blue, and 2 green marbles, what is the probability of picking a blue marble?

Back

3/10

Front

What is the formula for calculating probability?

Back

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