7th/8th E-Learning 4/22/20

Miss Ward spins a wheel to determine the number of homework problems to assign. There are 20 sections labeled 1–20. What is the probability that there will be fewer than 13 problems assigned for homework?

• 13/20

• 3/5

• 4/9

• 7/20

Daniel bought a bag of 32 candy-coated chocolates. Of those candies, 11 are blue and 10 are orange. If Daniel selects a candy at random, what is the probability that the candy will NOT be blue or orange?

• 11/32

• 1/2

• 11/16

• 21/32

A bag of markers has 4 red markers, 5 blue markers, 3 yellow markers, and 3 green markers. If Maria pulls out a marker without looking, what is the probability he will NOT pull out a blue marker?

• 5/10

• 1/3

• 4/15

• 2/3

Probability is ...

• the chance that some event will occur.

• a game that involves coins.

• a guarantee.

The chart shows the number of times a marble was selected randomly from a bag.  What is the probability that the marble selected is NOT green or blue?

• 21/38

• 10/28

• 5/14

• 17/38

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

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Experimental Probability is ______

• What actually happens in the experiment

• What should happen

Theoretical Probability is ____

• What actually happens in an experiment

• What should happen

As more experiments are done, the experimental probability should:

• Get farther from the theoretical

• Get closer to the theoretical

• Be exactly the theoretical

• Be double the theoretical

A coin is tossed 18 times. It lands on heads 12 times. What is the experimental probability of the coin landing on tails? reduce the fraction!

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