In Testing a Population Variance or Constructing a Confidence Interval

question 46

Multiple Choice

In testing a population variance or constructing a confidence interval for the population variance,an essential assumption is that:

• A) sample size exceeds 30.
• B) expected frequencies equal or exceed 5.
• C) the population is uniformly distributed.
• D) the population is normally distributed.
• E) the population is binomially distributed.

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Definitions:

Good Coping

Effective strategies and mechanisms used by individuals to manage stress, challenges, and adversity.

Trait

A characteristic or quality that defines an individual, often used to describe patterns in behavior, thought, and emotion.

Conscientiousness

An attribute defined by the qualities of being structured, dependable, and possessing a significant commitment to duty.

Agreeableness

A personality trait characterized by warmth, kindness, empathy, and a willingness to cooperate with others.