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Unformatted text preview: ss than the score in question.
Percentile: What a score is referred to when a score is identified by its
percentile rank
Cumulative Frequencies: The number of individuals located at or below
each score.
Cumulative Percentages: Finding the percentage of the cumulative
frequencies
Formulas
Proportions: p=f÷N
Percentage: p(100)= f÷N(100)
Cumulative Percentage: c%= cf÷N (100%)
Graphing Guidelines
1. The height of a graph should be approximately twothirds to threequarters of its length.
2. Normally zero remains at the xaxis/yaxis intersection but if zero is a
value, it needs to be moved away from the intersection so that the
graph does not overlap....
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 Spring '13
 RossiHassad
 Psychology

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