Understanding Probability Basics

What is the probability of rolling a 3 on a standard six-sided die?

• 1

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If the probability of raining tomorrow is 0.8, how would you describe the likelihood of rain?

• Unlikely

• Neither likely nor unlikely

• Likely

• Impossible

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A bag contains 4 red marbles, 5 blue marbles, and 1 green marble. What is the probability of drawing a green marble?

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Which of the following probabilities indicates an event that is neither likely nor unlikely?

• 0

• 0.25

• 0.5

• 1

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If a coin is flipped, what is the probability of it landing on heads?

• 0

• 1

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A spinner is divided into 4 equal sections: red, blue, green, and yellow. What is the probability of the spinner landing on red?

• 0

• 1

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Which probability value represents an impossible event?

• 0

• 0.25

• 0.5

• 1

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If the probability of an event is 0.1, how would you describe the likelihood of the event occurring?

• Likely

• Neither likely nor unlikely

• Unlikely

• Certain

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A jar contains 3 red stones and 7 blue stones. What is the probability of picking a red stone?

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Which of the following probabilities indicates a certain event?

• 0

• 0.5

• 0.75

• 1

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