What's the probability of passing this unit?
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Subject Area: Mathematics (B.E.S.T.) | Grade Level: 7
Lesson Length: 1 hour
Keywords/Tags: Probability, Theoretical Probability, Compound Event, P()
Lesson Description: In this lesson, students will determine the probability of how often an event is going to occur using theoretical probability. This will include students being able to identify key vocabulary terms such as probability, theoretical probability, compound event, and P().

  • Other MGSE7.SP.6 Approximate the probability of a chance event by collecting data on the chance process that produces it and observing its long-run relative frequency. Predict the approximate relative frequency given the probability. For example, when rolling a number cube 600 times, predict that a 3 or 6 would be rolled roughly 200 times, but probably not exactly 200 times. rnMGSE7.SP.7 Develop a probability model and use it to find probabilities of events. Compare experimental and theoretical probabilities of events. If the probabilities are not close, explain possible sources of the discrepancy.
Video : Intro to theoretical probability
Instructions: Please watch the following video as many times as needed before starting to go through other lesson pages. Understanding the content of the video is very important since the lesson activities will be all about this video content.Please watch the following video as many times as needed before starting to go through other lesson pages. Understanding the content of the video is very important since the lesson activities will be all about this video content.
Reading : Probability Notes PowerPoint
Instructions: Using the following PowerPoint for notes, complete the exit ticket slide and home on a sheet of paper.
Quiz : Intro to Probability Quiz
Instructions: Please complete this quiz by choosing the correct answer for each question. You can take this quiz as many times needed.
Question #1

Cai needs to roll a dice for an experiment. However, she cannot find a dice. Which model could she use to simulate rolling a dice?

Question #2

Jack can remember all the digits in Jill's phone number except the last one. If he writes down all the possibilities, how many phone numbers will be on his list?

Question #3

There is a 60% chance of rain today. Describe the likelihood of the event of the given probability. 

Question #4

Which of these cannot be considered a probability of an outcome?

Question #5

Draw one card from a standard deck. Find P(4 or club)

Question #6

Jazlyn has 4 quarters, 10 dimes, and 3 nickels in her wallet. What is the likelihood of her choosing a penny?

Question #7

A die is rolled once.  What is the probability of rolling a 5? Your answer should be a fraction in simplest form.

Question #8
Suppose you rolled on a number cube with sides numbered 1, 2, 3, 4, 5, and 6. Is rolling a sum of 1 possible?
Question #9
Suppose you is rolled on a number cube with sides numbered 1, 2, 3, 4, 5, and 6. Is rolling an 8 a 50% chance?
Question #10
Suppose a 4 is rolled on a number cube with sides numbered 1, 2, 3, 4, 5, and 6. The complement of this event would be rolling a 1, 2, 3, 5, or 6. What is the probability of the complement, written as a fraction in simplest form?
Resources : Probability Games
Instructions: Use the following links to review
Probability Game
This game is mostly about experimental probability.
Probability Problems
This game reviews work problems over probability for theoretical probability.