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F
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Student's T
Triangular
Uniform
Weibull
v
df
Real number greater than 0.
Details
Parameters
Degrees of freedom
v
> 0
Support
x
∈ (−∞, ∞)
PDF
γ
((
v
+ 1) / 2)
√
v
π
γ
(
v
/ 2)
1 +
x
2
v
−
v
+ 1
2
CDF
1
2
+
x
γ
v
+ 1
2
2
F
1
1
2
,
v
+ 1
2
;
3
2
; −
x
2
v
√
v
π
γ
(
v
/ 2)
where
2
F
1
is the hypergeometric function.
Mean
0
if
v
> 1, else undefined.
Enter parameter values above to view the Student's T probability density and cumulative distribution functions
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