Probability Practice answers

Probability Practice answers

6th - 8th Grade

10 Qs

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Probability Practice answers

Probability Practice answers

Assessment

Quiz

Mathematics

6th - 8th Grade

Practice Problem

Hard

Created by

Michele Bowers

Used 2+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

  1. 1. a. Miki tosses a coin 50 times, and the coin shows heads 28 times. 

    1. What fraction of the 50 tosses is heads?

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1. b. Suppose the coin is fair, and Miki tosses it 500 times. About how many times can she expect it to show heads? Explain your reasoning. 

500

1000

100

250

3.

MATH RESPONSE QUESTION

2 mins • 1 pt

  1. 2. Supposed Kalvin tosses a coin to determine his breakfast cereal every day. He starts on his twelfth birthday and continues until his eighteenth birthday. About how many times would you expect him to eat Cocoa Blast Cereal?

Mathematical Equivalence

ON

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

  1. 3. Kalvin tosses a coin five days in a row and gets tails every time. Do you think there is something wrong with the coin?

  2. Choose the best response:

Yes, because 5 tails in a row is impossible.

No, because you should get tails more often than heads.

Not necessarily, because it is possible to get tails 5 in a row. Just not likely

5.

MATH RESPONSE QUESTION

2 mins • 1 pt

Len tosses a coin three times. The coin shows heads every time. What are the chances the coin shows tails on the next toss? (enter a fraction)

Mathematical Equivalence

ON

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

  1. 5. Is it possible to toss a coin 20 times and have it land heads-up 20 times? Is this likely to happen?

  2. Choose the best response

Yes it is possible and likely.

No it is not possible, but it is likely.

Yes it is possible, but not likely.

It is NOT possible or likely.

7.

MATH RESPONSE QUESTION

2 mins • 1 pt

Media Image

  1. 6.Colby rolls a number cube 50 times. She records the result of each roll and organizes her data in the table below. 

    1. What fraction of the rolls are 2’s?

Mathematical Equivalence

ON

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