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10 Terms
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Descriptive Statistics
Numerical data summarizing and describing data
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Frequency Distribution
Display showing how often values occur
3
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Mean
Average of a set of scores
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Median
Middle score in an ordered set
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Mode
Most frequently occurring score
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Positive Skew
Tail on the right side of the distribution
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Negative Skew
Tail on the left side of the distribution
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Range
Difference between highest and lowest scores
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Standard Deviation
Measure of how spread out scores are
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Normal Curve
Symmetrical bell-shaped distribution
Note 
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