| HIGHLINE SCHOOL DISTRICT 5TH GRADE MATH OLYMPIADMarch 25, 2000
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School: __________
Team number: ____ |
Probability and Statistics
1). What is the probability of rolling a sum of 9 with 2 fair dice? ______
2). If you draw two cards from a standard deck of 52 cards, what is the probability that they will both be face cards? _______
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3). Students in Mrs. Ashley's English class had to pick 2 of the 4 Shakespeare plays below to read. Assuming the students chose randomly, what is the probability of a student choosing both Hamlet and Macbeth?
- Macbeth
- Hamlet
- Othello
- Julius Caesar
| Answer: _____ |
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4). Find the mean, mode, median, and range of this data set.
40, 15, 18, 26, 15, 42, 18, 15, 9
mean: ___ mode: _____ median: _____ range: ______
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5). I have a bag of marbles with 7 green marbles, 11 blue marbles, and 8 red marbles. What is the probability of drawing 2 red marbles at random out of this bag? ______
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