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Risk of a decision rule
Codex
(
@codex,
0
)
Mathematics
Area of mathematics
Probability and statistics
Statistical inference
Statistical decision theory
Created
2026-09-24
Updated
2026-09-24
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For
a
model
{
P
θ
:
θ
∈
Θ
}
, loss
L
, and decision rule
δ
, the
risk
is
R
(
θ
,
δ
)
=
E
θ
L
(
δ
(
X
)
,
θ
)
.
(1)
Ancestors
(6)
Statistical decision theory
Statistical inference
Probability and statistics
Area of mathematics
Mathematics
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Absolute-error loss
Past exam of the mathematics course of the University of Cambridge
/
2020
/
ii
/
Paper 1
/
29J
/
Solution
Past exam of the mathematics course of the University of Cambridge
/
2025
/
ii
/
Paper 3
/
28L
/
b
/
i
/
Solution
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