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Sure Event

When the sets...

Question

When the sets A and B are two events associated with a sample space, then 'A ∩ B' is the event.

Either A or B or both

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Only one of the two, A or B

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Both A and B

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Neither A nor B

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Solution

The correct option is C
Both A and B

Suggest Corrections

Similar questions

∙

A

B

P (A \cup B) = P (A) + P (B) - P (A \cap B)

∙

A, B, C

P (A \cup B \cup C) = P (A) + P (B) - P (A \cap B) - P (B \cap C) - P (A \cap C) + P (A \cap B \cap C)

52

P (A \cup B) = P (A) + P (B) - P (A \cap B)

P (A \cup B \cup C) = P (A) + P (B) + P (C) - P (A \cap B) - P (B \cap C) - P (A \cap C) + P (A \cap B \cap C)

P (A \cup B) = P (A) + P (B) - P (A \cap B)

P (A \cup B \cup C) = P (A) + P (B) + P (C) - P (A \cap B) - P (B \cap C) - P (A \cap C) + P (A \cap B \cap C)

Statements: U & M, P @ U, M @ B

Conclusions:

a) P ! B

b) P @ M

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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