Experimental vs. Theoretical Probability

Bella will roll a regular number cube labeled 1 through 6, 300 times. How many times should Bella expect to roll a number less than 4?

• 50

• 100

• 150

• 200

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McKayla flipped a coin 150 times. How many times could McKayla expect the coin to land on tails?

• 25

• 50

• 75

• 100

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Deon has 7 white chips, 5 red chips, and 8 blue chips in a bag. Without looking, Deon pulls a chip out, records the color, and puts it back in the bag. He does this 200 times. How many times should Deon expect to pull out a blue chip?

• 25

• 65

• 80

• 100

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The probability of winning a certain game is 7/10. If the game is played 500 times, about how many times would someone be expected to lose?

• 100

• 200

• 150

• 350

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The bar graph shows the results of spinning a spinner. What was the experimental probability of landing on a 3?

• 
• 
• 
• 

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Experimental Probability is:

• What Will happen 
• What actually happens
• What should happen
• What I think Happens

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Theoretical Probability is:

• What Will happen

• What actually happens

• What should happen

• What I think Happens

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Find the experimental probability:
Roll dice:  1, 3, 3, 4, 4
P(1) = 

• 3/5
• 1/6
• 2/5
• 1/5

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CCSS.7.SP.C.5

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You completed an experiment where you rolled a dice 12 times and recorded your data in the table above. What is the experimental probability of rolling a 4?

• 2/6

• 1/6

• 1/12

• 5/12

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CCSS.7.SP.C.5

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You pick a marble from this bag.
What is the probability you will choose either a black or white marble?

• 3/5
• 9/100
• 1/10
• 2/5

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CCSS.7.SP.C.5

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