The Probability That a Particular Brand of Smoke Alarm Will

question 25

Multiple Choice

The probability that a particular brand of smoke alarm will malfunction in the presence of smoke is 0.002. A batch of 100,000 such alarms was produced by independent production lines. Which of the following distributions would you use to figure out the probability that at most 5,000 of them will malfunction in case of a fire?

• A) binomial distribution
• B) Poisson distribution
• C) both of the above
• D) none of the above

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Definitions:

Instrumentality

In the context of motivation, it refers to the perceived relationship between performance and the attainment of desired outcomes.

Expectancy

The belief or anticipation about the likelihood of achieving a desired result or outcome.

Proximal Goals

Short-term, achievable objectives set as steps towards a larger goal, helping to maintain motivation and focus.

Distal Goals

Long-term objectives or aims that are not immediately achievable but are pursued over an extended period.