In Determining an Interval Estimate of a Population Mean When $\sqrt { n - 1 }$

question 46

Multiple Choice

In determining an interval estimate of a population mean when ? is unknown, we use a t distribution with _____ degrees of freedom.

• A) \(\sqrt { n - 1 }\)
• B) \(\sqrt { n }\)
• C) n ? 1
• D) n

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Definitions:

Mere-exposure Effect

A psychological phenomenon where people tend to develop a preference for things merely because they are familiar with them.

Proximity

The physical or psychological closeness or distance between people, objects, or concepts, affecting relationships and interactions.

Familiarity

refers to the level of knowledge or recognition that an individual has about a certain concept, object, or person, often resulting from prior experience or exposure.

Self-fulfilling Prophecy

A belief that leads to its own fulfillment due to the behavior of the believer or others.