Normal Distribution and Z Score

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Flashcards covering Normal Distribution concepts, forms of Kurtosis, and the Z Score definition and formula.

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6 Terms

1
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Normal Distribution

A common statistical distribution often visualized as a bell-shaped curve.

2
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Leptokurtic

A form of kurtosis characterized by a distribution with a sharp peak and heavy tails.

3
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Mesokurtic

A form of kurtosis that represents a normal distribution, characterized by an intermediate peak and tails.

4
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Platykurtic

A form of kurtosis characterized by a distribution with a flat peak and light tails.

5
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Kurtosis

A statistical measure describing the shape of a probability distribution's peaks and tails, relative to a normal distribution.

6
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Z Score

A statistical measure used to determine how many standard deviations a raw score (x) is from the mean (x
T) of a dataset, calculated by the formula Z = (x – x
T)/SD.