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10 Cards in this Set
- Front
- Back
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categorical
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places an individual into one of several groups or categories.
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quantitative
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takes numerical values for which arithmetic operations such as adding and averaging make sense.
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distribution
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tells us what values the variable takes and how often it takes these values.
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When describing the overall pattern of a distribution, you MUST address the following 4 things.
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1. The CENTER of the data
2.The SHAPE of the data 3. The SPREAD of the Data 4. Any OUTLIERS in the data |
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Percentile |
= (number of scores x)/(total number of scores) * 100
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Q1 |
First Quartle |
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Q3 |
Third Quartile |
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Symmetry:
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the right and left sides of the histogram are approximately mirror images of each other.
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Skewed Right |
the right side of the histogram extends far to the righ
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Skewed Left |
the left side of the histogram extends far to the left.
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