The Probability That a Call Received by a Certain Switchboard

question 8

Multiple Choice

The probability that a call received by a certain switchboard will be a wrong number is 0.01.Use the Poisson approximation to the binomial distribution to find the probability that among 120 calls received by the switchboard,there are no wrong numbers.

• A)0.6988
• B)0.3012
• C)0.3614
• D)0.6386
• E)0.3313

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Definitions:

Explicit Selves

The aspects of an individual's self-concept that are consciously recognized and expressed.

Independent Self

A concept in psychology referring to individuals who perceive themselves as distinct and autonomous, with an emphasis on personal goals and self-reliance.

Interdependent Self

A concept emphasizing the relational aspect of self-identity, where an individual's sense of self is closely linked to their relationships and community.

Declarative Self

An individual’s (conscious) opinions about his or her own personality traits and other relevant attributes.