Probability

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What is probability?

Back

Probability is the chance of something happening. It is a way to measure how likely an event is.

Tags

CCSS.7.SP.C.5

Front

What does it mean if something is 'certain'?

Back

If something is certain, it will definitely happen.

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CCSS.L.1.6

CCSS.L.3.6

CCSS.L.4.6

CCSS.RL.1.4

Front

What does it mean if something is 'impossible'?

Back

If something is impossible, it cannot happen at all.

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CCSS.L.3.2E

CCSS.L.3.6

CCSS.L.4.6

CCSS.L.5.6

CCSS.RF.K.3C

Front

What does 'more likely' mean?

Back

More likely means that something has a better chance of happening compared to something else.

Tags

CCSS.L.1.6

CCSS.L.3.6

CCSS.L.4.6

CCSS.RL.1.4

Front

What does 'less likely' mean?

Back

Less likely means that something has a smaller chance of happening compared to something else.

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CCSS.L.1.6

CCSS.L.3.6

CCSS.L.4.6

CCSS.RL.1.4

Front

If a spinner has 4 equal sections, what is the chance of landing on any one color?

Back

The chance is 1 out of 4, or 25%.

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CCSS.7.SP.C.7A

Front

If there are 3 red sections and 1 blue section on a spinner, which color is more likely to be landed on?

Back

Red is more likely to be landed on because there are more red sections.

Tags

CCSS.7.SP.C.5

Front

What is an example of a certain event?

Back

An example of a certain event is the sun rising in the morning.

Tags

CCSS.7.SP.C.5

Front

What is an example of an impossible event?

Back

An example of an impossible event is rolling a 7 on a standard 6-sided die.

Tags

CCSS.7.SP.C.5

Front

If you have a box with 5 candies and 3 toys, what is more likely to be chosen?

Back

It is more likely to choose a candy because there are more candies than toys.

Tags

CCSS.7.SP.C.5