The Standard Error of the Mean Is Calculated by Dividing $\sigma$

question 22

Multiple Choice

The standard error of the mean is calculated by dividing _____ by _____.

• A)\(\sigma\); n²
• B)\(\sigma\); the square root of n
• C)n²; \(\sigma\)
• D)the square root of n; \(\sigma\)

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Definitions:

Critical Value

A critical value is a point on the distribution that represents a threshold above which significant results are considered to occur.

Statistical Hypotheses

Statements made for statistical testing, including a null hypothesis and possibly an alternative hypothesis, concerning the parameters or distribution of a population.

Research Hypotheses

Proposals made by researchers that predict a potential outcome, relationship, or effect that will be tested through study or experimentation.

Data Analysis

The process of inspecting, cleansing, transforming, and modeling data to discover useful information and support decision-making.