Search Results
Search type | Search syntax |
---|---|
Tags | [tag] |
Exact | "words here" |
Author |
user:1234 user:me (yours) |
Score |
score:3 (3+) score:0 (none) |
Answers |
answers:3 (3+) answers:0 (none) isaccepted:yes hasaccepted:no inquestion:1234 |
Views | views:250 |
Code | code:"if (foo != bar)" |
Sections |
title:apples body:"apples oranges" |
URL | url:"*.example.com" |
Saves | in:saves |
Status |
closed:yes duplicate:no migrated:no wiki:no |
Types |
is:question is:answer |
Exclude |
-[tag] -apples |
For more details on advanced search visit our help page |
A rule for calculating an estimate of a given quantity based on observed data [Wikipedia].
9
votes
2
answers
242
views
Trying to understand an example where unbiased estimators don't exist
Then it gives an example where unbiased estimators don't exist. Since there is no further explanation in the example, I am struggling to understand it. … I understand the basic idea of estimators, the property for being biased and unbiased. But I have no clue why unbiased estimators don't exist in the given example above. …