A _____ Contains Relatively Difficult Items, but Has No Set

question 87

Multiple Choice

A _____ contains relatively difficult items, but has no set time limit for completion.

• A)power test
• B)speed test
• C)performance test
• D)psychomotor test

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Definitions:

Standard Deviation

A measure that is used to quantify the amount of variation or dispersion of a set of data values.

Standard Error

The typical variability or spread in the sampling distribution of a statistic, most commonly the mean, is referred to as the standard deviation.

T-statistic

The t-statistic is a ratio calculated from the difference between a sample mean and a population mean, divided by the standard error of the mean.

Null

Often refers to a hypothesis which assumes no significant difference or effect in a statistical analysis.