Grade 7 | Unit 8: Probability and Sampling | Mid-Unit Assessment (B)

A standard number cube is rolled. What is the probability of rolling a number less than or equal to 2?

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7.SP.C.8.a

Select all the events that have a probability of 0.

• Choosing a red block from a bag with 9 white blocks and 1 red block.

• Rolling a 6, three times in a row, on a standard number cube.

• Rolling a 7 on a standard number cube.

• Opening a 400-page book to exactly page 231.

• Opening a 400-page book a page number greater than 450.

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7.SP.C.5

• Flip a coin 6 times. Count the number of heads.

• Make a spinner with 6 equally-sized sections, labeled with the numbers 1 through 6. Spin the spinner 6 times and count how many times the spinner lands on 3 or 4.

• Put 3 red chips and 1 white chip in a bag. Draw a chip from the bag, record the result, and put it back in the bag. Do this 6 times and count the number of red chips drawn.

• Make a spinner with 4 equally-sized sections. Color three sections green and one section red. Spin the spinner 6 times and count the number of times the spinner lands on green.

• Put the numbers 1 through 6 in a bag. Pick a number from the bag.

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7.SP.C.7

7.SP.C.8.c

A frozen yogurt store sells 3 different flavors of yogurt: vanilla, chocolate, and strawberry. An order of frozen yogurt comes with 4 different topping choices: fudge, caramel, fruit, or plain. How many unique ways can you order a frozen yogurt? (You can only select one flavor of yogurt and one topping).

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7.SP.C.8.b

Imagine you flip a coin and roll a standard number cube. This is a situation that involves 2 parts (a coin and a cube) and has a total of 12 outcomes in the sample space. Describe a situation that involves 3 parts and has a total of 48 outcomes in the sample space.

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7.SP.C.8.b

Tyler is about to spin a spinner like the one shown. Describe an event that is certain to happen on the next spin. Describe an event that is impossible on the next spin. Describe an event that is likely to happen, but not certain, on the next spin. Describe an event that is unlikely to happen, but possible, on the next spin.

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7.SP.C.5

You select a card from a deck that contains 25 red cards, 12 blue cards, 8 yellow cards and 5 green cards. What is the probability of drawing a red card? Explain your reasoning.

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7.SP.C.8

You select a card from a deck that contains 25 red cards, 12 blue cards, 8 yellow cards and 5 green cards. What is the probability of drawing a green card? Explain your reasoning.

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7.SP.C.8

You select a card from a deck that contains 25 red cards, 12 blue cards, 8 yellow cards and 5 green cards. What is the probability of drawing a blue card? Explain your reasoning.

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7.SP.C.8