Worksheetsprobability
Total questions: 10
Worksheet time: 5mins
What is the probability of getting a head when tossing a fair coin ?
0
1
1/2
3/4
Which of the following statements about probability is correct?
Probability can be greater than 1
Probability of an impossible event is 1
Probability of a certain event is 0
probability is always between 0 and 1
A bag contains 3 red balls ,2 blue balls and 5 green balls.what is the probability of randomly selecting a blue ball ?
1/5
2/10
1/2
2/5
If two events A and B are independent, what is the probability of both occurring ?
P(A) + P(B)
P(A) × P(B)
P(A) - P(B)
P(A)/P(B)
What is the probability of drawing an ace from a standard deck of 52 cards ?
1/52
4/52
13/52
3/52
If P(A) = 0.6 , P (B) = 0.4,and P(AnB) =0.2,what is P(AUB) ?
0.8
1
0.6
1.2
If A and B are mutually exclusive events, then what is P(AnB)
1
0
P(A) + P(B)
P(A) × P(B)
Which theorem states that if two events A and B are mutually exclusive, then P(AUB) = P(A)+P(B) ?
Multiplication theorem
Addition theorem
Bayes theorem
Total probability theorem
If a fair die is rolled,what is the probability of getting an even number?
1/3
1/6
1/2
2/3
If P(A/B) = P(A),then what can be said about events A and B ?
They are independent
They are mutually exclusive
They are exhaustive
They are complementary
