An Analyst Has a Set of Normally Distributed Intervally Scaled

question 69

Multiple Choice

An analyst has a set of normally distributed intervally scaled data resulting from two observations on the same sample of subjects, and he wishes to investigate if there is any difference in these two means. The appropriate statistical procedure is

• A) z-test for difference in two means.
• B) Analysis of variance (ANOVA).
• C) paired samples t-test.
• D) chi-square goodness-of-fit test.
• E) regression analysis.

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Definitions:

Proximity

The physical closeness or distance between people, objects, or locations, often influencing communication, interaction, or relationships.

Decision Maker

A person or group responsible for making choices or judgments that influence the outcome of a situation or organization.

Self-Serving Principles

Cognitive biases or behaviors that lead individuals to see things in a way that benefits them personally, often at the expense of others or the truth.

Socially Acceptable

Behaviors or norms that are considered appropriate and acceptable within a society or social group.