Statistics Alive! Formulas Flashcards Preview

1. Psychology > Statistics Alive! Formulas > Flashcards

Flashcards in Statistics Alive! Formulas Deck (7)
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1

mean

μ = ( Σ Xi ) / N

2

Variance

s2 = Σ(X-M)2 / N

3

standard deviation (descriptive)

4

z score


z = X-M / s

5

T score


t = 10z + 50

6

CEEB score


CEEB = 100z + 500

7

standard deviation (inferential)