Probability Test Review Math 7. Determine whether each event is impossible, unlikely, as likely as not, likely, or certain. Justify your answer. Rolling.

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Presentation transcript:

Probability Test Review Math 7

Determine whether each event is impossible, unlikely, as likely as not, likely, or certain. Justify your answer. Rolling a 6 on a number cube Unlikely

Determine whether each event is impossible, unlikely, as likely as not, likely, or certain. Justify your answer. Picking a red cube from a bag of 8 red and 4 white cubes Likely

Find the probability of picking a triangle from the figure below

What is the probability of rolling a number larger than 6 on a number cube?

Find the P(red)

What is experimental probability? Give an example.

What is theoretical probability? How is it different than experimental probability?

Melissa made 7 out of 11 shots. What is the probability that she will not make her next shot?

Jason rolled a die 50 times. He rolled an even number 23 times. What is the experimental probability of rolling an even number? What is the theoretical probability or rolling an even number?

What is a complement? Give an example.

The following shapes were placed in a bag. Katie picked one and then replaced it before picking again. P(triangle, square) P(circle, circle) P(square, circle) P (not a triangle, heart )

The following shapes were placed in a bag. Daryn picked one and did not replaced it before picking again. P(triangle, circle) P(square, square) P(circle, square) P (not a circle, circle)

Tell if the following is an independent or dependent event. Explain. Trevor picked a pink cube from a bag. He kept the pink cube and drew again. Dependent, he did not replace the cube so he changes the number of things in the bag

Tell if the following is an independent or dependent event. Explain. Flipping a coin and then rolling a number cube. Independent, the events are separate

Kyle is buying ice cream. He can choose from vanilla, chocolate, strawberry, or swirl ice cream. He can have a cone or a cup. He can have sprinkles or no sprinkles. Draw a tree diagram to show all of the possible outcomes. How many possible outcomes are there? 16 possible outcomes

Vanilla Chocolate Strawberry Swirl cone cup Sprinkles No Sprinkles