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8 Cards in this Set
- Front
- Back
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Frequency distribution
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Express how often a score occurs in a set of data
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Mean
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The arithmetical average of the distribution scores
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Measures of central tendency
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The mean, median, and mode of distribution scores
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Median
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The middle score in distribution
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Mode
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the score in the distribution that most frequently occurs
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Range
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The difference between the high score and the low score in the distribution
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Standard error of measurement (SEM)
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The amt. of error that exists when using a specific instrument
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Validity
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extent to which a test measures what it suppose to measure
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