5 number summary – Flashcards
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Add all of the the numbers and divide by how many numbers there are in the set
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Mean
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the value of the data that is physically in the middle of the set of values once they are put in order least to greatest or greatest to least
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Median
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Number occurring most often
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Mode
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Maximum value minus minimum value
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Range
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Largest value
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Maximum
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Another name for the upper quartile or 75th percentile
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Q3
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Another name for the 50th percentile or median
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Q2
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Another name for the lower quartile or the 25th percentile
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Q1
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Lowest data value
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Minimum
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Upper Quartile (Q3)- Lower Quartile(Q1)
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Interquartile Range
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A graphic way to display minimum, Q1, Q2, Q3, maximum (otherwise known as the 5 number summary)
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Box Plot
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A graphic way to display individual data values from which statistical values can then be calculated (like mean, median, mode)
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Dot Plot