In a large metropolitan area, the probabilities are 0.87,0.36,0.30 that a family (randomly chosen for a sample survey) owns a colour televise set, a black and white television set, or both kinds of sets. What is the probability that a family owns either any one or both kinds of sets?

In a large metropolitan area, the probabilities are .87,.36,.30 that a family (randomly chosen for a sample survey) owns a colour television set, a black and white television set, or both kinds of sets. What is the probability that a family owns either anyone or both kinds of sets ?

In a large metropolitan area, the probabilities are 0.87, 0.36, 0.30 that a family (randomly chosen for a sample survey) owns a colour T.V., a black and white T.V. or both kinds of T.V. The probability that a family own either any one or both kinds of T.V. sets is (i) 0.87 (ii) 0.93 (iii) 0.85 (iv) 0.76

80% of all families own a television set. If 10 families are interviewed at random, then the probability that at most three families own a television set is

In a certain town, 60% of the families own a car, 30% own a house and 20% own both a car and a house. If a family is randomly chosen, what is the probability that this family owns a car or a house but not both?

In a certain town, 60% of the families own a car, 30% own a house and 20% own both car and house. If a family is randomly chosen, then what is the probability that this family owns a car or a house but not both?

In a certain town,60% of the families own a car,30% own a house and 20% own both car and house.If a family is randomly chosen,then what is the probability that this family owns a car or a house but not both?

In a certain town, 60% of the families own a car, 30% own a house and 20% own both a car and a house. If a family is randomly chosen, what is the probability that this family owns a car or a house but not both ?

Supose that 80 % of all families own a elevision set. If 10 families are interviewed at random, find the probability that seven famileis own a television set .

Two real numbers are randomly selected from the set [0,10]. Find the probability that their sum is less than 4

Two integers x and y are chosen with replacement out of the set {0,1,2,3,….10} Then the probability that |x-y| gt 5 is