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Tutorial Exercises MCQs Interview Q & A Tests
math-for-ai / Basic Probability Concepts
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Direction: Choose the correct option

Q1.

What is the probability of an impossible event?
A. Depends
B. 1
C. 0.5
D. 0
Direction: Choose the correct option

Q2.

If events A and B are mutually exclusive, then P(A or B) = ?
A. P(A) + P(B)
B. P(A)P(B)
C. P(A)/P(B)
D. P(A) + P(B) - P(A and B)
Direction: Choose the correct option

Q3.

Two events are independent if:
A. P(A|B)=P(B)
B. P(A)=P(B)
C. P(A and B) = P(A)P(B)
D. P(A∪B)=P(A)+P(B)
Direction: Choose the correct option

Q4.

What is the range of possible values for a probability?
A. [0,∞)
B. (0,1)
C. [0,1]
D. [-1,1]
Direction: Choose the correct option

Q5.

If the probability of rain is 0.3, what is the probability of no rain?
A. 0.7
B. 0
C. 0.3
D. 1