Random Formulas Flashcards by Verity Russell | Brainscape

Q

linear regression

A

y = axⁿ

logy = loga + nlogx

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Q

exponential regression

A

y = ab^x

logy = loga + xlogb

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Q

normal approximation MEAN

A

µ = np

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Q

normal approximation STANDARD DEVIATION

A

σ =√(np(1-p))

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Q

frequency density

A

frequency / class width

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Q

outliers

A

Q1 - K (IQR)
Q3 + K (IQR)

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Q

lower quartile

A

1/4 (n+1) th term

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Q

upper quartile

A

3/4 (n+1) th term

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Q

lin

A

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