Basic Probability
Presentation
•
Mathematics
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4th Grade
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Practice Problem
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Easy
Standards-aligned
Heidi Ward
Used 553+ times
FREE Resource
6 Slides • 12 Questions
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Basic Probability
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What is probability?
Probability is the measurement of chance of an event occurring. We can use words or fractions to express probability.
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Impossible
This occurs when the outcome doesn’t exist. It would be impossible to spin a green on this spinner.
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Multiple Choice
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Unlikely
This occurs when you have less than a ½ chance of an event occurring. It is unlikely you will spin a yellow since such a small section of the spinner is yellow.
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Multiple Choice
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Likely
This occurs when you have more than a ½ chance of an event occurring. It is likely that you will spin a blue since over half of the spinner is blue.
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Multiple Choice
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Certain
This occurs when all the possible choices are selected. It is certain you will spin blue since that is the conly color on the spinner.
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Multiple Choice
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Multiple Choice
What is the probability that the spinner will land on yellow?
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Multiple Choice
If you select a marble without looking, how likely is it that you will pick a black one?
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Multiple Choice
If you select a marble without looking, how likely is it that you will pick a black one?
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Multiple Choice
How likely is it that I will choose a black marble?
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Multiple Choice
How likely is it that summer will come?
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Multiple Choice
How likely is it that I will see a dinosaur tomorrow?
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Multiple Choice
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Multiple Choice
Basic Probability
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