Exploring Probability Basics and Predictions

The video introduces the concept of probability, focusing on the terms certain, possible, and impossible. Through engaging examples, the teacher explains how to determine if an event is certain, possible, or impossible. The video includes interactive exercises to reinforce learning and concludes with a call to action to subscribe for more educational content.

What does it mean if an event is 'certain' to happen?

• It will definitely happen

• It might happen

• It has a small chance of happening

• It will not happen

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Why won't the narrator eat rocks for dinner?

• Because rocks are tasty

• Because rocks are soft

• Because rocks can fly

• Because rocks are dangerous to eat

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What does 'possible' mean in terms of probability?

• It has no chance of happening

• It will not happen

• It might happen

• It is certain to happen

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CCSS.7.SP.C.5

Is it 'certain' that the narrator will fall asleep after dinner?

• No, because it never happens

• Maybe, because it sometimes happens

• Impossible to say

• Yes, because it happens every night

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Why is flying to the moon to meet a dwarf named Betty 'impossible'?

• Because the narrator does it all the time

• Because dwarves don't live on the moon

• Because the narrator loves flying

• Because it is very likely to happen

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What makes it 'possible' for the narrator to read a book after dinner?

• Because books can read themselves

• Because the narrator never reads

• Because it sometimes happens

• Because it is certain to happen

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Is having dessert after dinner 'certain', 'possible', or 'impossible'?

• Certain

• Possible

• Impossible

• Unlikely

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What is the probability of a unicorn carrying you to bed after dinner?

• Certain

• Possible

• Impossible

• Likely

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Is brushing your teeth after dinner 'certain', 'possible', or 'impossible'?

• Unlikely

• Impossible

• Possible

• Certain

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CCSS.7.SP.C.5

Dreaming about unicorns after dinner is considered to be:

• Possible

• Certain

• Impossible

• Likely

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