Probability Sol

There are seven nickels and six dimes in your pocket. You randomly pick a coin out of your pocket and place it on a counter.Then you randomly pick another coin. The first coin is a nickel and the second coin is a dime.

• 7/26

• 3/19

• 10/21

• 18/35

A bag contains some red-colored and some blue-colored marbles. First a red-colored marble is drawn and then, without replacing the first marble, a blue-colored marble is drawn. Are the two events dependent or independent?

• Independent

• Dependent

What percent of students have a height between 58 inches and 60 inches?

• 25%

• 50%

• 75%

• 100%

What is the theoretical probability of the spinner landing on yellow?

• 1/4

• 1/2

• 1/3

• 2/3

If a bag contains 3 red marbles, 2 blue marbles, and 5 green marbles, what is the probability of picking a blue marble?

What is the theoretical probability of the spinner landing on a 5?

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The bar graph shows the results of spinning the spinner 200 times. What is the experimental probability of landing on a 3?

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What is his experimental probability as a fraction?

• 3/7

• 15/35

• 1/2

• 5/7

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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What is the probability of drawing an odd number, then drawing a 6? (no replacement--dependent event)

• 3/8

• 3/7

• 9/56

• 5/37