Probability

Probability can be written as ...

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

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CCSS.7.SP.C.5

A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?

• 5/6
• 1/2
• 1/3
• 1/6

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CCSS.7.SP.C.5

CCSS.7.SP.C.7

The chart below represents the number of marbles in a jar.
P(green) = 

• 5/19
• 10/28
• 5/14

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CCSS.7.SP.C.5

What is the probability of selecting an orange candy?

• 0%
• 25%
• 50%
• 100%

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CCSS.7.SP.C.5

P(not A) = 
*Remember to simplify.*

• 6/8
• 3/4
• 2/8
• 1/4

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

A likely chance event is closer to what number?

• 0
• 1
• .5
• 100

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CCSS.7.SP.C.5

CCSS.7.SP.C.7

An unlikely chance event is closer to what number?

• 0
• 1
• 2
• 3

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CCSS.7.SP.C.5

The probability of it raining today is 30%.  What is the probability that it will NOT rain?

• 30%
• 70%
• 100%
• 0%

Tags

CCSS.7.SP.C.5

Action: Choose one sport.

Event: Pick a sport with no ball.

Sample space: football, swimming, baseball, gymnastics

Which outcomes are part of the event?

• football

• swimming

• baseball

• gymnastics

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?

• 5/11
• 5/6
• 1/3
• 5

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7