Which of the Following Is the Definition of "Standard Deviation

question 310

Multiple Choice

Which of the following is the definition of "standard deviation"?

• A)A statistical procedure that allows researchers to draw implications about how statistically meaningful a study's results are.
• B)A commonly used measure of variability that indicates the average difference between scores in a distribution and their mean.
• C)An average that is calculated by adding up a set of quantities and dividing the sum by the total number of quantities in the set.
• D)A statistical test that assesses how likely it is that a study's results occurred merely by chance so that the researcher knows that the probability that the difference is "real" is overwhelming.

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Definitions:

Rule-Governed Strategies

Approaches based on systematic and logical procedures, such as algorithms or heuristics, for problem-solving or decision-making.

Working Backward

A problem-solving strategy where the solver starts with the end goal and works towards the initial conditions.

Well-Defined Endpoint

A clear and measurable outcome used to assess the efficacy of a treatment or intervention in clinical trials.

Few Options

A situation or condition where there are limited choices or alternatives available.