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Cramér-Rao lower bound
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Mathematics
Area of mathematics
Probability and statistics
Statistical inference
Created
2026-09-24
Updated
2026-09-24
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The
variance
of an unbiased regular estimator is at least the reciprocal of its
Fisher information
.
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(5)
Statistical inference
Probability and statistics
Area of mathematics
Mathematics
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Past exam of the mathematics course of the University of Cambridge
/
2025
/
iii
/
Paper 219
/
1
/
e
/
Solution
Past exam of the mathematics course of the University of Cambridge
/
2026
/
iii
/
Paper 219
/
1
/
b
/
Solution
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