Stats 5.2 Probability

A letter is chosen at random from the word XYLOPHONE. What is the probability that it is an O?

• $\frac{1}{8}$

• $\frac{2}{9}$

• $\frac{1}{4}$

• $\frac{1}{9}$

• $\frac{1}{3}$

Which shaded region represents A and B?

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Which shaded region represents A only?

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Which shaded region represents A or B or both?

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Which shaded region represents the complement of A?

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What is the probability of rolling a number less than 5 on a normal dice?

• $\frac{1}{3}$

• 4

• $\frac{1}{2}$

• $\frac{2}{3}$

• 3

In a bag of 40 marbles, 28 are blue. What is the probability of selecting a blue marble?

• 0.28

• 0.4

• 0.7

• 0.54

• 0.75

In a bag of 40 marbles, 28 are blue. If a marble is selected 50 times with replacement, the number of blue marbles you would expect to select is:

• 28

• 38

• 70

• 35

• 40

Probability can be between what two numbers?

• 10 and 20
• 0 and 100
• 0 and 1
• All Numbers are possible

Tags

CCSS.7.SP.C.5

What is the probability of spinning green?

• 0
• 1/4
• 1/2
• 3/4

Tags

CCSS.7.SP.C.7B