If you roll 2 dice, what is the probability that the sum will be 5? Explain your reasoning.

## Archive for Probability

## Probability Prompt: Positive Cards

**Directions**

1. You and your tablemates have 5 minutes to respond to the prompt.

2. Check for spelling, please.

3. When responding to a prompt, use first names only and include the period.

4. If another group has made a comment, feel free to comment if you agree or disagree.

* Note: You must include the email address of one person in your table group. Otherwise it will not accept your comment. **Your address will not be published.** No website address is required.*

**Positive Cards Prompt**

You are playing the integer card game with a friend. Red cards represent negative numbers and blacks are positive numbers. Recall there are 52 cards in a deck. If you each flip over a card, what is the probability that both cards will be positive? Explain your reasoning.

## Probability Prompt: Psychic Powers

*A reasonable probability is the only certainty.* – E.W. Howe

**Directions**

1. You and your tablemates have 5 minutes to respond to the prompt.

2. Check for spelling, please.

3. When responding to a prompt, use first names only and include the period.

4. If another group has made a comment, feel free to comment if you agree or disagree.

* Note: You must include the email address of one person in your table group. Otherwise it will not accept your comment. **Your address will not be published.** No website address is required.*

**Psychic Powers Prompt**

To test for psychic powers, ESP, there is a scientifically recognized test that is used. A person mentally transmits a picture on a card to a person believed to have ESP.

Margaret believes she has extraordinary psychic powers and takes the test. She gets a 5 out of 5.

Does this prove that she is psychic? Explain. If not, what could you do to verify that she has “special powers?”