Mail Questionnaires Should Not Be Used in Which Circumstances

question 89

Multiple Choice

Mail questionnaires should not be used in which circumstances?

• A) The questions allow respondents to answer quickly and easily.
• B) The target audience is homogeneous.
• C) The researcher has one week to collect and analyze all data.
• D) The sample consists of people with similar interests and socioeconomic backgrounds.
• E) The questionnaire does not require complex responses.

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Definitions:

Poisson Probability

The probability of a given number of events happening in a fixed interval of time or space when these events occur with a known constant mean rate and independently of the time since the last event.

Binomial Probabilities

The probabilities of achieving a specific number of successes in a fixed number of Bernoulli trials, characterized by only two possible outcomes.

Poisson Random Variable

A variable that follows the Poisson distribution, mainly used to model the number of times an event happens in a fixed interval of time or space.

Discrete Random Variable

A type of random variable that assumes a countable number of distinct values, often representing outcomes of a random process.