Simple Probability - Theoretical vs Experimental

Theoretical probability is based on ___________

• What you have. Without experiments

• your tally. With experiments

Experimental probability is based on

_____________

• What you have. Without experiments

• your tally. With experiments

A bag has 4 green marbles, 3 red, 2 blue and 1 yellow. What is the theoretical probability of pulling a red?

• 3/10

• 3/6

• 1/9

• 1/3

The probability of flipping a coin and landing on tails is 1/2.
If you flip the coin 100 times, approximately how many times could you expect to land on tails?

• 50 times
• 100 times
• 200 times

Shannon has a bag of jelly beans.

5 Green

2 Red

3 Blue

What is the experimental probability of her selecting a red jelly bean?

• 11/33

• 2/10

• 1/5

• 23/30

What is the theoretical probability of flipping a coin and it lands on heads ? More than one answer can be correct

• 1/2

• 50%

• 3/8

• 37.5%

• 3.75%

What is the experimental probability of flipping a coin and it land on heads ? More than one answer can be correct

• 1/2

• 50%

• 3/8

• 37.5%

• 3.75%

Trials means ______

• Frequency

• experiments

Which of the following is the clue words for prediction question ?

• Probability

• Predictions

• expect

• simple event

Jason rolls a die 14 times. What is the Experimental probability that he will roll a 2 ?

• 2/6

• 3/6

• 3/14

• 1/6