The Rate of Defects Among CD Players of a Certain

question 99

Multiple Choice

The rate of defects among CD players of a certain brand is 1.3%.Use the Poisson approximation to the binomial distribution to find the probability that among 100 such CD players received by a store,there are exactly three defectives.

• A)0.1497
• B)0.0748
• C)0.0998
• D)0.9002
• E)0.1996

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Definitions:

Actor-observer Effect

The tendency to attribute one's own actions to external factors while attributing others' actions to their personality or disposition.

Unpredictable

Lacking a pattern or plan, not able to be predicted.

External Factors

Elements outside an individual that can influence their behavior, decisions, health, and psychology, including social, environmental, and economic factors.

Internal Attributions

Attributing behavior to personal traits rather than external factors.