Exploring Theoretical and Experimental Probability

What does a uniform probability model imply about the outcomes?

• Each outcome has a different probability.

• Outcomes are based on physical measurements.

• Each outcome has an equal probability of occurring.

• Outcomes are unpredictable.

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CCSS.7.SP.C.7A

If a coin is flipped 100 times, how many times should it theoretically land on heads?

• 25 times

• 50 times

• 75 times

• 100 times

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CCSS.7.SP.C.6

What does experimental probability rely on?

• Relative frequency based on actual data

• Theoretical calculations

• Predictions without data

• Fixed outcomes

In the spinner example, what was the experimental probability of landing on red?

• 0.2

• 0.4

• 0.5

• 0.3

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CCSS.7.SP.C.6

How does the experimental probability of spinning red compare to its theoretical probability?

• It is higher

• It is lower

• It is the same

• Cannot be determined

What is the theoretical probability of rolling a sum of nine with two dice?

• 0.333

• 0.25

• 0.111

• 0.05

How many different outcomes are possible when rolling two dice?

• 48

• 36

• 24

• 12

What is the experimental probability of rolling a sum of nine 20 times and getting it eight times?

• 0.1

• 0.4

• 0.2

• 0.3

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CCSS.7.SP.C.6

What percentage of players were winners from 10:00 a.m. to noon?

• 16.1%

• 17.1%

• 17.8%

• 18.5%

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CCSS.8.SP.A.4

How many winners would be expected if 300 people play the game, based on past data?

• 30 winners

• 51 winners

• 75 winners

• 100 winners

Tags

CCSS.7.SP.C.6