Unit 8 Lesson 5 HW - Estimating Probabilities

A bag contains 3 red marbles, 5 blue marbles, and 2 green marbles. What is the probability of randomly selecting a red marble from the bag?

• 0.3

• 0.2

• 0.5

• 0.1

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If you flip a coin 100 times and it lands on heads 55 times, what is the experimental probability of getting heads?

• 0.45

• 0.55

• 0.5

• 0.6

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A die is rolled once. What is the probability of rolling a number greater than 4?

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In an experiment, a spinner is spun 50 times, and it lands on red 20 times. What is the experimental probability of the spinner landing on red?

• 0.4

• 0.5

• 0.3

• 0.6

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A probability model assigns equal probability to all outcomes of rolling a fair six-sided die. What is the probability of rolling a 2?

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A jar contains 4 red, 3 blue, and 3 yellow marbles. If a marble is drawn at random, what is the probability that it is blue?

• 0.3

• 0.4

• 0.2

• 0.1

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During a game, a player rolls a die 60 times and gets a 6 on 10 occasions. What is the experimental probability of rolling a 6?

• 0.1

• 0.2

• 0.15

• 0.25

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A probability model is developed for a spinner with 4 equal sections: red, blue, green, and yellow. What is the probability of the spinner landing on green?

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A coin is flipped 200 times, and it lands on tails 90 times. What is the experimental probability of getting tails?

• 0.45

• 0.5

• 0.4

• 0.35

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A probability model is created for a bag containing 5 red, 3 blue, and 2 green marbles. What is the probability of drawing a green marble?

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