Probability Models and Examples

The video tutorial explains how to construct probability models, both uniform and non-uniform. It uses examples involving bagels and socks to illustrate non-uniform probability models. The concept of uniform probability is clarified with a coin flip example, emphasizing consistent outcomes. The tutorial encourages viewers to practice constructing models and understanding the differences between uniform and non-uniform probabilities.

What is the main focus of this video tutorial?

• Understanding calculus

• Studying geometry

• Constructing probability models

• Learning about algebra

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CCSS.7.SP.C.7B

In the bagel example, what is the probability of selecting a plain bagel?

• 1/9

• 2/9

• 3/9

• 4/9

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CCSS.1.NBT.A.1

What is the total number of bagels in the box?

• 9

• 10

• 8

• 7

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CCSS.7.SP.C.7B

Which type of probability model is used when the chances of each outcome are not equal?

• Non-uniform probability model

• Deterministic model

• Random model

• Uniform probability model

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CCSS.7.SP.C.7B

In the sock example, what is the probability of selecting a pair of green socks?

• 2/5

• 3/5

• 4/5

• 1/5

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CCSS.7.SP.C.7B

What is the probability of selecting a pair of brown socks in the sock example?

• 4/10

• 1/10

• 2/10

• 3/10

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CCSS.3.OA.D.9

How many pairs of white socks does Janet have?

• Two

• Four

• Three

• One

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CCSS.7.SP.C.7B

What is the reduced probability of selecting a pair of white socks?

• 4/5

• 3/5

• 2/5

• 1/5

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CCSS.7.SP.C.7A

Which example is used to explain uniform probability?

• Rolling a die

• Flipping a coin

• Choosing a sock

• Selecting a bagel

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CCSS.7.SP.C.7A

What is the probability of getting heads when flipping a fair coin?

• 1/5

• 1/4

• 1/2

• 1/3

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CCSS.7.SP.C.7A