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S111111 > Skew > Flashcards

Skew Flashcards

1
Q

Symmetrical

A

middle
Q2 - Q1 = Q3 - Q2
mode = median = mean
0 = formula

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2
Q

Positive

A

left
Q2 - Q1 < Q3 - Q2
mode < median < mean
0 < formula (pos)

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3
Q

negative

A

right
Q2 - Q1 > Q3 - Q2
mode > median > mean
0 > formula (neg)

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4
Q

formula

A

3(mean - medium) / standard deviation

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S111111 (11 decks)

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