Determine the probability of events.
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If you need to adapt or shorten this lesson for remote learning, we suggest prioritizing Anchor Problem 1 (benefits from worked example). Find more guidance on adapting our math curriculum for remote learning here.
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A board game has a spinner with four different options of how a player can move: move forward 1 space, move forward 2 spaces, move backward 1 space, or lose a turn. The probabilities of spinning each option are shown below.
Spin | Move forward 1 space | Move forward 2 spaces | Move backward 1 space | Lose a turn |
Probability | $${{1\over2}}$$ | $${{{{1\over12}}}}$$ | $${{1\over3}}$$ | $${{{{1\over12}}}}$$ |
Students in the sixth and seventh grade at your school are going on a field trip to the Science Museum. If a student returns his or her permission slip by May 1, then he or she is entered into a raffle to win a $25 gift card to the museum gift store. The table below shows the number of students in each grade and from each homeroom who returned their permission slip by May 1.
Homeroom 1 | Homeroom 2 | Homeroom 3 | |
6th Grade | 7 | 6 | 8 |
7th Grade | 10 | 9 | 10 |
One student will win the raffle by random selection. What is the probability that
A bag contains different colored jelly beans. In the bag, there are 5 red jelly beans, 3 blue jelly beans, 2 green jelly beans, and 2 yellow jelly beans.
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The following resources include problems and activities aligned to the objective of the lesson that can be used to create your own problem set.
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Lucia’s full name is Lucia Andrea Sanchez. For her birthday, her aunt makes cupcakes and writes one letter from Lucia’s full name on each cupcake.
If a cupcake is randomly chosen, what is the probability that:
a. the cupcake has the letter A written on it?
b. the cupcake does not have the letter C written on it?
c. the cupcake has a vowel written on it?