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7.4 Tree Diagrams, Tables, and Outcomes
Building the sample space itself: listing every outcome of a single-stage experiment, then charting multistage ones in a grid or a branching diagram.
Contemporary Mathematics, 7.4 Tree Diagrams, Tables, and Outcomes
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3 exercises
7.4 Exercise 1
For each of the following experiments, identify the sample space.
- Flip a coin (which has 2 faces, typically called “heads” and “tails”) and note which face is up.
- Flip a coin 10 times and count the number of heads.
- Roll a 6-sided die and note the number that is on top.
- Roll two 6-sided dice and note the sum of the numbers on top.
2.5
7.4 Exercise 3
Decide whether the two stages in these experiments are independent or dependent.
- You flip a coin and note the result, and then flip the coin again and note the result.
- You draw 2 cards from a standard deck (52 cards), one at a time.
2.5
7.4 Exercise 5
Identify the sample spaces of these experiments using tables.
- You roll two dice: one 4-sided and one 6-sided.
- You’re in an ice-cream shop, and you’re going to get a single scoop of ice cream with a topping. The flavors of ice cream you’re considering are vanilla, chocolate, and rocky road; the toppings are fudge, whipped cream, and sprinkles.
- The pea plants you’re breeding have two possible pod c…
2.5
Adapted from Contemporary Mathematics © 2023 Rice University. Licensed under CC BY 4.0. Source: Contemporary Mathematics. Imported at revision fa7c1a1.