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8.03 Expected outcomes

Interactive practice questions

A spinner is divided equally into $5$5 sections, but $2$2 of them are colored white.

a

What is the probability of landing on white?

b

If the spinner is spun $685$685 times, how many times would you expect it to land on white?

Easy
1min

$18$18 standard six-sided dice are rolled.

Easy
1min

$260$260 standard six-sided dice are rolled.

Easy
1min

If Maria rolls a die $48$48 times, how many $2$2s would she expect to come up?

Easy
< 1min
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Outcomes

NC.7.SP.7

Develop a probability model and use it to find probabilities of simple events.

NC.7.SP.7a

Develop a uniform probability model by assigning equal probability to all outcomes, and use the model to determine probabilities of events.

NC.7.SP.7b

Develop a probability model (which may not be uniform) by repeatedly performing a chance process and observing frequencies in the data generated.

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