The Probability That a Particular Brand of Smoke Alarm Will

question 88

Multiple Choice

The probability that a particular brand of smoke alarm will function properly and sound an alarm
In the presence of smoke is 0.8.You have 5 such alarms in your home and they operate
Independently.Which of the following distributions would you use to determine the probability
That all of them will function properly in case of a fire?

• A) Binomial distribution.
• B) Poisson distribution.
• C) Normal distribution.
• D) Hypergeometric distribution.

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Definitions:

Spurious Relationships

A connection between two variables that appears causal but is actually caused by a third variable.

Experimental Situation

The setting experimental subjects are placed in. This setting may be a threat to external validity if it does not reflect external reality.

External Validity

Relates to whether an experiment has in fact captured the external world that the researcher is investigating.

Attrition

The loss of participants during the course of a study, which can impact the study's outcomes and generalizability.