## CHAPTER 7: PROBABILITY

**Lesson **1: Recognizing Probability Situations

**Lesson** 2: Using Probabilities to Make Decisions

**Lesson** 3: Communicate about Probability

**Lesson** 4: Using a Probability to Reach Alternative Conclusions

Use these interactive activities to have fun on the Web while learning about probability.

**Instructions for Use**

**Fish Tank**

This activity provides review of basic probability concepts, including expressing probabilities using decimals.

**Dice Roll**

This activity shows the theoretical and experimental probability of rolling dice. You can choose to roll 1, 2 or 3 dice at a time. To the right of the dice, click “Session” to see the results of only your game. In the bottom half of the screen, you will see a chart with the expected results (or theoretical probability) and the session results (or experimental probability). When you are ready, click on the dice to roll.