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16 Cards in this Set
- Front
- Back
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statistics
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The science of collecting , organizing, analyzing, and interpreting data.
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statistical question
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A question for which you do not expect to get a single answer.
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mean
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The sum of the data divided by the number of data values.
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outlier
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The data value that is much greater or much less than the other values.
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measure of center
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A measure that describes the typical value of a data set.
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median
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The middle value of a data set.
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mode
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The data value that occurs the most often in a set.
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measure of variation
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A measure that describes the distribution of a data set.
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range
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The difference between the greatest value and the least value of a data set.
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quartile
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Divides the data set into four equal parts.
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first quartile
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The median of the lower half of a data set.
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third quartile
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The median of the upper half of a data set.
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interquartile range
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The difference between the third quartile and first quartile in a data set.
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mean absolute deviation
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An average of how much data values differ from the mean.
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cluster
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When data seems to be "gathered" around a particular value.
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gap
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When data seems to be "gathered" around a particular value.
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