1.

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 television 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 ?

Answer»

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 television 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 ?



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