Probability Test

Result

Probability Test - 65

Score
-
out of -
Rank
-
out of -

TIME Taken - -

SHARING IS CARING

If our Website helped you a little, then kindly spread our voice using Social Networks. Spread our word to your readers, friends, teachers, students & all those close ones who deserve to know what you know now.

Weekly Quiz Competition

Question 1
4 / -1

If E and F are independent events such that 0 < P(E) < 1 and 0 < P(F) < 1, then

A
E and F^c (the complement of the event F) are independent

B
E^c and F^c are independent

C

D
All of the above

Solution
Question 2
4 / -1

A

B

C

D

Solution
Question 3
4 / -1

Two aeroplanes I and II bomb a target in succession. The probabilities of I and II scoring a hit correctly are 0.3 and 0.2 respectively. The second plane will bomb only if the first misses the target. The probability that the target is hit by the second plane is

A
0.06

B
0.14

C
0.2

D
0.7

Solution
Question 4
4 / -1

A pair has two children. If one of them is boy, then the probability that other is also a boy is

A

B

C

D
None of these

Solution
Question 5
4 / -1

Three coins are tossed. If one of them shows tail, then the probability that all three coins show tail is

A

B

C

D

Solution
Question 6
4 / -1

A

B

C

D
All of these

Solution
Question 7
4 / -1

One Indian and four American and their wives are to be seated randomly around a circular table. Then the conditional probability that the Indian man is seated adjacent to his wife given that each American man is seated adjacent to his wire is

A

B

C

D

Solution
Question 8
4 / -1

A biased die is tossed and the respectively probabilities for various faces to turn up are given below
If an even face has turned up, then the probability that it is face 2 or face 4 is

A
0.25

B
0.42

C
0.75

D
0.9

Solution
Question 9
4 / -1

A

B

C

D
None of these

Solution
Question 10
4 / -1

A letter is known to have come either from LONDON or CLIFTON; on the postmark only the two consecutive letters ON are eligible. The probability that it came from LONDON is

A

B

C

D

Solution