Classical or Empirical Probability

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1/3

If Mike Trout got a hit on 12 of 36 tries, what is the empirical probability that he will get a hit on his next try?

38%

Suppose that the chance of reaching into a bag of coins and selecting a a dime is 62%. What is the probability of not getting a dime?

75%

Suppose that the chance of reaching into a bag of coins and selecting a quarter is 25%. What is the probability of not getting a quarter?

17/20

Jim's hits the target 17 out of 20 tries, what is the experimental probability that he will hit the target on his next try?

4/15

Melissa hit the bull's eye 4 times out of 15 throws. What is the experimental probability that her next throw will hit the bull's eye?

Classical Probability Definition

The ratio of the number of equally likely outcomes in an event to the total number of possible outcomes

Empirical Probability Definition

The ratio of the number of times an event occurs to the total number of trials, or times that the activity is performed

Classical Probability

We figured out mathematically how to find the probability of pulling a blue block from the bag.

Empirical Probability

We tossed a coin 1000 times and got heads 60% of the time.

1/2

You have 2 red marbles, 7 yellow marbles and 5 blue marbles, what is the probability that a card chosen at random will not be blue or red?

5/14

You have 2 red marbles, 7 yellow marbles and 5 blue marbles, what is the probability that the marble chosen at random is blue?

red

You have a bag with 4 blue, 7 red and 2 yellow marbles. What color is the selected marble most likely to be?

6/13

You have a bag with 4 blue, 7 red and 2 yellow marbles. What is the probability the marble selected is not red?

0/13

You have a bag with 4 blue, 7 red and 2 yellow marbles. What is the probability the marble selected is white?


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