Stats - Symbols Flashcards
1
Q
N
A
Population size
2
Q
n
A
Sample size
3
Q
u
A
Population Mean - mu
4
Q
EX (Weird one)
A
Adding a group of values - Sigma X or sum of X
5
Q
E (Weird one)
A
Operation of adding - sigma or sum
6
Q
X (_ on top)
A
Sample mean
7
Q
o2
A
Population variance - sigma squared
8
Q
o
A
Population standard deviation - sigma
9
Q
S2
A
Sample Variance
10
Q
S
A
Sample standard deviation
11
Q
P(A)
A
Probability of A
12
Q
P(A and B)
A
Probability of A and B
13
Q
P(A or B)
A
Probability of A or B
14
Q
a (fish)
A
level of significance - alpha
15
Q
E
A
Margin of Error
