Formula sheet icons Flashcards
1
Q
Population Variance
A
σ^2
2
Q
Population Standard deviation
A
σ (lowercase sigma)
3
Q
Population Total frequency
A
N
4
Q
Population Mean
A
µ (mu)
5
Q
Sample Mean
A
x̄ (xbar)
6
Q
Sample Variance
A
S^2 (s squared)
7
Q
Sample Standard deviation
A
s
8
Q
Sample Total frequency
A
n
9
Q
Summation
A
Σ
10
Q
Frequency
A
f
11
Q
Midpoint
A
Xm
