Probability Basics Quiz

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What is the probability of getting heads when flipping a fair coin?

a) 1/2 b) 1 c) 0 d) 2

What is the probability of an impossible event?

a) 0 b) 1/2 c) 1 d) Cannot determine

What is the probability of a certain event?

a) 1 b) 0 c) 1/2 d) 2

A bag has 3 red and 2 blue balls. P(red) = ?

a) 3/5 b) 2/5 c) 3/2 d) 5/3

Rolling a dice, what is P(even number)?

a) 1/2 b) 1/3 c) 2/3 d) 1/6

If P(A) = 0.3, what is P(not A)?

a) 0.7 b) 0.3 c) 1.3 d) Cannot determine

In a standard deck of cards, P(King) = ?

a) 4/52 b) 1/13 c) Both A and B d) 13/52

What does P(A or B) equal if A and B are mutually exclusive?

a) P(A) + P(B) b) P(A) × P(B) c) P(A) - P(B) d) 0

The sum of all probabilities in a sample space equals:

a) 1 b) 0 c) 1/2 d) Depends on events

P(vowel) when randomly selecting from MATHEMATICS = ?

a) 4/11 b) 3/11 c) 4/7 d) 3/7

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