Q99 of 108 Page 271

State True or False for the statements in the Exercise.

Another name for the mean of a probability distribution is expected value.

TRUE

Mean gives the average of values and if it is related with probability or random variable it is often called expected value.


More from this chapter

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97

State True or False for the statements in the Exercise.

Two independent events are always mutually exclusive.

 98

State True or False for the statements in the Exercise.

If A and B are two independent events then P(A and B) = P(A).P(B)

 100

State True or False for the statements in the Exercise.

If A and B are independent events, then P(A′ ∪ B) = 1 – P (A) P(B′)

 101

State True or False for the statements in the Exercise.

If A and B are independent, then


P (exactly one of A, B occurs) = P(A)P(B′)+P(B) P(A′)