Independent and Dependent Probability

A letter from the word MATH is chosen at random, then a coin is flipped. What is the probability of choosing the letter 'm' then getting tails?

• 17/26

• 1/8

• 5/13

• 1/6

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What is the probability of the arrow stopping on “X” on the first spin and “F” on the second spin?

• 5/6
• 1/36
• 1/3
• 1/6

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CCSS.7.SP.C.5

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You flip a nickel three times.
Find the probability that all flips will land on tails.

• 1/2
• 1/4
• 1/6
• 1/8

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A bag contains 2 blue marbles, 3 black marbles, and 5 red marbles. Mrs. Grow picks one marble, replaces it, then picks another. What is the probability of them both being blue?
P(blue and blue) 

• 1/25
• 1/5
• 1/20
• 2/5

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CCSS.7.SP.C.5

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On a 6-sided die, which is more likely?

• Rolling an odd number
• Rolling an even number
• They are both equally likely.

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You draw a marble from a bag that has 4 red, 2 blue, and 3 green, you also flip a fair coin. What is the probability you will draw a blue marble and flip a heads?

• 1/9

• 3/9

• 3/6

• 5/6

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CCSS.7.SP.C.5

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A bag contains some red-colored and some blue-colored marbles. First a red-colored marble is drawn and then, without replacing the first marble, a blue-colored marble is drawn. Are the two events dependent or independent?

• Independent
• Dependent

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Two marbles are drawn from a container in such a way that the first marble drawn is replaced before selecting the second marble. Does the outcome of the first draw affect the outcome of the second?

• Yes
• No

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There are 2 violet balls and 4 pink balls in a bag. If two balls are drawn one after the other, then what is the probability of getting violet first and pink next, if the first ball drawn is replaced?

• 1/3
• 2/9
• 1/6
• 1/4

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CCSS.7.SP.C.5

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There are 5 red roses, 3 yellow roses, and 8 white roses in a tray. If Stephanie picked 2 roses one after the other without replacing, then what is the probability of picking a white rose first and a red rose next?

• 1/6
• 5/6
• 1/3
• 2/3

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CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8