Properties of the Normal Distribution Include

question 48

Multiple Choice

Properties of the normal distribution include

• A)a continuous bell-shaped distribution.
• B)a discrete probability distribution.
• C)the number of trials is known and is either 1,2,3,4,5,etc.
• D)the random variable can assume only a finite or limited set of values.
• E)use in queuing.

Recognize how the level of confidence impacts the width of confidence intervals.

Understand the effect of sample size on the width of confidence intervals.

Know how to reduce the risk that the confidence interval does not contain the population mean.

Calculate degrees of freedom for various sample sizes.

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Definitions:

Animistic Thinking

A mode of thought in which inanimate objects are believed to possess life or lifelike attributes.

Centration

A cognitive limitation in early child development, where the focus is on one salient aspect of a situation, neglecting other possible factors, as described in Piaget's theory of cognitive development.

Egocentrism

A cognitive characteristic where an individual has difficulty understanding or acknowledging a perspective other than their own.

Narcissism

A personality trait characterized by an exaggerated sense of self-importance, need for admiration, and lack of empathy for others.