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Definition
| an organized tabulation of the number of individuals located in each category on the scale of measurement. (p. 37) |
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Definition
| graph that shows relative amount (kind of an estimate) not an exact figure (Example: bluegill vs bass pg 48) |
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| when scores come from a ratio or interval scale. Its essentially the bell curve and are showing the relative changes that occur form one score to the next. (p. 48) Ex: IQ scores |
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Definition
| Tells whether the score are spread over a wide range or are clustered together(p. 50). |
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| possible to draw a vertical line through the middle so that one side of the distribution is a mirror image of the other. (p 50) |
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Definition
| scores tend to pile up towards one end of the scale and taper off gradually at the other end. A positive skew is where the tail pints towards the positive end of the x-axis and vice versa for negative (Pp. 50-51) |
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Definition
| where the score taper off of a distribution (p. 50) |
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| of a particular score is defined as the percentage of individuals in the distribution with scores at or below the particular level. (p 52) |
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Term
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Definition
| unlike rank, it is the score. This score is identified by its percentile rank. (p. 52) |
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