Probability

Probability is ...

• the chance that some event will occur.
• a game that involves coins.
• a guarantee.

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Probability can be written as ...

• a fraction
• a decimal
• a percent
• all of the above

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What is the probability of flipping a coin and getting heads?

• 1/2
• 1/3
• 1/4
• Never, Tails never fails.

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Is the spinner more likely or less likely to land on green than yellow?

• more likely
• less likely

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You pick a marble from this bag.
What is the probability you will choose either a black or white marble?

• 3/5
• 9/100
• 1/10
• 2/5

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Rolling a 15 on a number cube is 

• Impossible
• Certain
• Unlikely
• Equally Likely

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What is the probability of choosing the letter
i from the word probability?

• 1/10
• 2/11
• 2/2
• 1/10

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Which color marble is least likely to be pulled from the jar?

• Green 
• Red
• Blue
• Yellow

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Is it more likely or less likely to pull a red marble than a green marble?

• more likely
• less likely

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I have 4 yellow marbles and 8 blue marbles in a bag. What is the probability that I will pick a blue?

• Likely
• Unlikely 
• Certain
• Impossible

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CCSS.7.SP.C.5

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