TEKS.MATH.7.6D

A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Draws are made without replacement. P(orange,green)

• 1/15
• 2/15
• 3/31
• 1/5

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TEKS.MATH.7.6D

If I flip a coin 10 times, how many times should I get heads?

• 1
• 10
• 3
• 5

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TEKS.MATH.7.6D

Suppose a number cube is rolled twice. What is the probability that an odd number will show both times?

• 1/3
• 1/2
• 1/6
• 1/4

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TEKS.MATH.7.6D

The spinner is divided into eight equal parts. Find the theoretical probability of landing on the given section of the spinner.P(white)=

• 1/8
• 5/8
• 7/8
• 3/7

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TEKS.MATH.7.6D

The mean number of accidents a week at a company is 6.4 with a standard deviation of 1.5.  What proportion of weeks would you expect to have more than 7 accidents?

• 0.3446
• 0.2856
• 0.4
• 0.6554

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TEKS.MATH.7.6D

Theoretical P(Black)

• 1/2

• 1/12

• 5/12

• 0

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TEKS.MATH.7.6D

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?

• 5/11

• 5/6

• 1/3

• 5

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TEKS.MATH.7.6D

You spin the spinner 1 time.

What is P(7)?

• 1%

• 50%

• 20%

• 25%

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TEKS.MATH.7.6D

Of the people attending a seminar, 3 have gray hair and 30 do not. What is the probability that a randomly selected person will have gray hair?

• 1/11

• 30/3

• 5/30

• 3/5

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TEKS.MATH.7.6D

Muffin Extravaganza has 34 muffins for sale, including 10 blackberry muffins.

What is the probability that a randomly selected muffin will be a blackberry muffin?

• 5/17

• 1/34

• 10/34

• 17/34

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TEKS.MATH.7.6D