Compound Probability Quiz with Answers (AND, OR, Trees)

Question 1

A fair coin is flipped and a fair six-sided die is rolled. What is the probability of getting heads AND a 4?

Accepted Answer

$\frac{1}{12}$

Answer

$\frac{2}{3}$

Answer

$\frac{2}{12}$

Answer

$\frac{2}{6}$

Question 2

Which pair of events is dependent?

A: Flipping a coin and rolling a die.
B: Drawing two cards without replacement.
C: Rolling a die twice.
D: Spinning a fair spinner twice.

Accepted Answer

B

Answer

D

Answer

A

Answer

C

Question 3

A box has 5 batteries, 2 of which are defective. Two batteries are selected WITHOUT replacement. What is the probability at least one is defective?

Accepted Answer

$\frac{7}{10}$

Answer

$\frac{1}{10}$

Answer

$\frac{4}{5}$

Answer

$\frac{3}{10}$

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