When the Standard Deviation of the Raw Score Distribution Is

question 38

Multiple Choice

When the standard deviation of the raw score distribution is equal to less than 1.00, then

• A) the standard deviation of the T distribution becomes less than 10
• B) the standard deviation of the z distribution becomes less than 10
• C) the standard deviation of the z distribution becomes less than 1
• D) none of these

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Definitions:

National Mean

The average score or value derived from a specific set of data collected across a nation.

Standard Deviation

The statistical metric that calculates the dispersion or spread of data points in a dataset around the average value.

Raw Score

An untreated score before manipulation or processing to make it a standard score, as must be done for all norm-referenced tests. Raw scores alone tell us little, if anything, about how a person has done on a test. We must take an individual’s raw score and do something to it to give it meaning.

Publisher Score

The score provided or established by the entity responsible for creating and distributing a test, indicating a test taker's performance relative to predefined criteria or norms.