# Comparing experimental and theoretical probability

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##### Intros

##### Examples

###### Lessons

- Bon rolled a 6-sided dice 16 times and recorded the outcomes shown. Does the chart provide information about experimental or theoretical probability? Explain how you know.

Die Outcome

Experimental results

1

II

2

IIII

3

I

4

III

5

IIIII

6

I

- Jessie flips two coins 20 times to determine the experimental probability of landing on heads versus tails. Here are his results.

Coin Outcome

Experimental Results

H, H

IIII

H, T

IIIII

T, H

IIIIII

T, T

IIIII

- What is the experimental probability of both coins landing on heads?
- Calculate the theoretical probability of both coins landing on heads.
- Compare the theoretical probability and experimental probability.
- What can Jessie do to decrease the difference between the theoretical probability and experimental probability?