1. For each event, write the sample space and tell how many outcomes there are.
Lin selects one type of lettuce and one dressing to make a salad.
Lettuce types: iceberg, romaine
Dressings: ranch, Italian, French
Answers: A. 6/ B. 18/ C. 9
2. For each event, write the sample space and tell how many outcomes there are.
Diego chooses rock, paper, or scissors, and Jada chooses rock, paper, or scissors.
Answers: A. 18/ B. 9/ C. 6
3. There is a bag of 50 marbles.
Andre takes out a marble, records its color, and puts it back in. In 4 trials, he gets a green marble 1 time.
Jada takes out a marble, records its color, and puts it back in. In 12 trials, she gets a green marble 5 times.
Noah takes out a marble, records its color, and puts it back in. In 9 trials, he gets a green marble 3 times.
Estimate the probability of getting a green marble from this bag.
Answers: A. 15/25 B. 20/25 C. 9/25 D. 3/25