Stats - Symbols Flashcards Preview

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Flashcards in Stats - Symbols Deck (18):
1

N

Population size

2

n

Sample size

3

u

Population Mean - mu

4

EX (Weird one)

Adding a group of values - Sigma X or sum of X

5

E (Weird one)

Operation of adding - sigma or sum

6

X (_ on top)

Sample mean

7

o2

Population variance - sigma squared

8

o

Population standard deviation - sigma

9

S2

Sample Variance

10

S

Sample standard deviation

11

P(A)

Probability of A

12

P(A and B)

Probability of A and B

13

P(A or B)

Probability of A or B

14

a (fish)

level of significance - alpha

15

E

Margin of Error

16

d.f

Degrees of freedom

17

H0

Null hypothesis

18

H1

Alternative hypothesis