Making Predictions: Theoretical and Experimental Probability

The table shows the results of 50 rolls of a number cube. According to the data in the table, what was the experimental probability of rolling a 1?

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A bag has 4 green marbles, 3 red, 2 blue and 1 yellow. What is the theoretical probability of pulling a red?

• 3/10

• 3/6

• 1/9

• 1/3

Theoretical P(4)

• 3/6

• 1/6

• 1/2

• 4/6

Theoretical P(Green or Red)

• 2/6

• 1/5

• 2/5

• 1/5

Theoretical P(Even #)

• 1/3

• 1/2

• 3/6

• 2/6

Theoretical P(Orange)

• 2/9

• 1/4

• 3/10

• 3/10

Theoretical P(Blue or Yellow Pop)

• 4/6

• 2/5

• 2/3

• 1/2

Theoretical P(Odd #)

• 2/3

• 4/9

• 7/10

• 1/2

Theoretical P(Red or blue)

• 7/15

• 10/20

• 1/2

• 4/5

What is his experimental probability as a fraction?

**SIMPLIFY THE FRACTION!**

• 3/7

• 15/35

• 1/2

• 5/7