ECON 10: Skewness & Kurtosis

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Last updated 9:49 PM on 9/28/25
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15 Terms

1
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Skewness

a measure of how far the mean has been pulled from the median and mode. Impacts the length

2
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Symmetric

Xmean = Xmedian = Xmode

3
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True or False

When Skew = 0, the histogram is symmetric

True

4
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Skew = 0

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5
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Skew > 0

Xmode < Xmedian < Xmean

<p>X<sub>mode </sub>&lt; X<sub>median</sub> &lt; X<sub>mean</sub></p>
6
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Graph skew > 0

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7
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Skew < 0

Xmean < Xmedian < XMode

<p>X<sub>mean</sub>&nbsp;&lt; X<sub>median &lt;</sub>&nbsp;X<sub>Mode</sub></p>
8
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Kurtosis

the length and height of the line if the distribution

9
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K < 3

Platykurtic

10
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Platykurtic Graph

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11
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K = 3

Mesokurtic

12
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Mesokurtic Graph

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13
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K > 3

Leptokurtic

14
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Leptokurtic Graph

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15
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