Uploaded by Angela McDaniel

25-statistical-symbols

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25 Statistical Symbols to Know on Sight
1.
Degrees of freedom
2.
Less than or equal to
3.
Greater than or equal to
4.
Not equal
5.
Omega squared
6.
Sample variance
7.
Beta
8.
Alternative hypothesis
9.
Chi squared
10.
Square root
11.
Population mean
12.
Sample correlation
13.
Population standard deviation
14.
Sigma (sum of)
15.
Population variance
16.
Sample mean
17.
Alpha level
18.
Greater than
19.
Sample standard deviation
20.
Null hypothesis
21.
Infinity
22.
Coefficient of determination
23.
Less than
24.
Equal to
25.
Mutually exclusive events
© 2015 American College of Education
df
≤
≥
≠
Ω2
σ2 or s2
�
β
Ha
χ2
√
μ
r
σ or S
Σ
σ2 or S2
�
X
α
>
� or s
σ
H0
∞
R2
<
=
00
1
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