Three houses are available in a locality.Three persons apply for the houses.Each applies for one house without consulting the others.The probability that all the three apply for the same house is
1/9
2/9
7/9
8/9
A random variable has the following probability distribution.
then the value of P is.
-1/10
1/10
-1
5
In a probability distribution of random variable x, the sum of the probabilities is always.
less than 1
0
1
greater than 1
The probability that at least one of the events A and B occurs is 0.6.If A and B occur simultaneously with probability 0.2, then the value of
1.2
1.4
0.8
0.4
The probability that a leap year will contain 53 Sundays is
1/7
2/7
4/7
5/7
The probability that atleast one of the events A and B occurs is 0.8.If A and B occur simultaneously with probability 0.3 , then the value of
0.9
2.2
2.4
In a non-leap year the probability of getting 53 Sundays or 53 Tuesdays or 53 Thursdays is
3/7
Three distinct numbers are selected from first 100 natural numbers, then probability that all three numbers are divisible by 2 and 3 is.
4/25
4/35
4/55
4/1155
A die is thrown twice. The probability that at least one of the two items comes up with the number 3 is
5/12
11/36
1/12
7/24
Five horses are in a race . Mr. A selected two of the horses at random and bets on them. The probability that
Mr. A selected the winning horse is.
4/5
3/5
1/5
2/5
