Curve Characteristics Flashcards by Taylor Miles | Brainscape

Q

what is kurtosis

A

how peaked the curve is

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Q

what are 3 types of kurtosis

A

mesokurtic, leptokurtic, and platykurtic

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Q

what is mesokurtic

A

when the curve is perfectly symmetrical

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Q

what is leptokurtic

A

when the peak is high in the center of the curve

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Q

what is platykurtic

A

when the center of the curve is more flat

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Q

what is skewness in curves

A

symmetrical distribution of a curve

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Q

what is negatively skewed

A

curve has a longer tail on the left side

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Q

what is positively skewed

A

curve has a longer tail on the right side

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Q

what caused a graph to become skewed

A

outliers

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Q

what is an outlier

A

extreme values that differ from most other data points in a dataset

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Q

what are boxplots

A

visual representation of a curve in a box format

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Q

what is the cut-off values of skewness

A

-2 to +2

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Q

what is the cut-off value of kurtosis

A

-2 to +2 OR -7 to +7

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