

Probability Models: Part 1
Presentation
•
Mathematics
•
7th Grade
•
Medium
Standards-aligned
7th grade
Used 50+ times
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5 Slides • 6 Questions
1
Probability Models: Part 1

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What are probability models?
A probability model is a mathematical representation of a random event
. It is defined by its sample space, events within the sample space, and probabilities associated with each event.
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4
Non-uniform Models
To represent the different odds present, some models are not uniform. For example, in this one, there is a greater chance of landing on Blue than Yellow or Red.
5
Dice
Dice are often used in probability models to represent the possible outcomes.
6
Multiple Choice
Which spinner has equally likely outcomes?
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Multiple Choice
Use the spinner to find the probability.
P(not D) =
5
5/6
0.63
1/6
8
Multiple Choice
Tammy rolled a die five times.
Here is what she got on her five rolls: 1, 3, 3, 4, & 4
Find the experimental probability:
P(3) =
3/5
1/6
2/5
1/3
9
Multiple Choice
Jill rolled a "5" fifteen times out of 20 rolls on a dice.
What is the experimental probability as a SIMPLIFIED FRACTION!
3/7
3/6
3/5
3/4
10
Multiple Choice
Kate spun the spinner 75 times and landed on "3" thirty times.
What is the experimental probability as a percentage?
20%
30%
40%
50%
11
Multiple Choice
Probability Models: Part 1

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