1. Match each of these terms with one of the phrases below.

Terms:

a. sample space

b. events

c. complement

d. subjective probability

e. outcomes

f. theoretical probability

g. trials

Phrases:

1. deduced from analysis of all possible outcomes

2. the set of all possible outcomes

3. repetitions of a probability experiment

4. the outcomes not included in a particular event

5. based upon intuition and previous experience

6. a specific group of outcomes that is being investigated

2. A coin is tossed three times. What is the probability of tossing at least one head?

3. A standard die is rolled. What is the probability of rolling a prime number?

4. Use a tree diagram to explain why the probability that a family with four children has either all girls or all boys is 1/8 assuming that the probability of having a boy equals the probability of having a girl.

5. If you were to toss four coins what are the odds in favour of 2 heads showing up.

6. Explain why odds of 4 to 5 in favour of an event occurring have a different meaning than the same event having a probability of 4/5.