Probability Test

Result

Probability Test - 68

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

A fair coins is tossed n times. If the probability that head occurs 6 time is equal to the probability that head occurs 8 time, then n is equal to

A
15

B
14

C
12

D
7

Solution
Question 2
4 / -1

If three dice are thrown together, then the probability of getting 5 on at least one of them is

A

B

C

D

Solution
Question 3
4 / -1

If a dice is thrown 7 times, then the probability of obtaining 5 exactly 4 times is

A

B

C

D

Solution
Question 4
4 / -1

If x denotes the number of sixes in four consecutive throws of a dice, then P(x = 4) is

A

B

C
1

D

Solution
Question 5
4 / -1

A man make attempts to hit the target. The probability of hitting the target is 3/5. Then the probability that A hit the target exactly 2 times in 5 attempts is

A

B

C

D
None of these

Solution
Question 6
4 / -1

If a dice is thrown 5 times, then the probability of getting 6 exact three times is

A

B

C

D

Solution
Question 7
4 / -1

In binomial probability distribution, mean is 3 and standard deviation is 3/2. Then the probability distribution is

A

B

C

D

Solution
Question 8
4 / -1

A dice is thrown ten times. If getting even number is considered as a success, then the probability of four successes is

A

B

C

D

Solution
Question 9
4 / -1

If the mean and variance of a binomial variate X are 2 and 1 respectively, then the probability that X takes a value greater than 1 is

A

B

C

D

Solution
Question 10
4 / -1

A pair of fair dice is thrown independently three times. The probability of getting a score of 9 exactly twice is

A

B

C

D

Solution