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21 votes
Accepted

Who is using the "bounty" system and how effective are bounties?

Well, I'm certainly using it—I've offered a bit over 150 bounties (>90% of them on other people's questions). Other users have offered a substantial number of bounties as well. I'd say it's ...
Glen_b's user avatar
  • 285k
19 votes
Accepted

Are privileges lost if reputations fall (below threshold) because of awarding bounty?

Yes, you'll lose privileges. See the Help Center article about setting bounties: If your new reputation brings you below the requirement for any privileges, you will lose access to those privileges.
Glorfindel's user avatar
  • 1,119
16 votes
Accepted

Is it WRONG to 'tip the scales' toward certain answer POVs with a bounty?

That's a good, if perhaps risky, use of your hard-earned reputation: it presumes the bounty will actually result in the kinds of answers you seek. As alternatives (or supplements) to this strategy ...
whuber's user avatar
  • 328k
16 votes
Accepted

Is it OK to use suggestions by other people to answer a question with a bounty?

See Etiquette for answering old questions addressed in comments?. I don't think anything changes just because a bounty's at stake. (If someone's really keen to win that bounty they needn't give ...
Scortchi - Reinstate Monica's user avatar
12 votes
Accepted

Why can members with low reputation post bounties worth more than their total reputation?

Bounties operate as follows: You cannot start a bounty if you have less than 75 reputation. You cannot make them for more reputation than you have (you can't start a 100 point bounty with 90 ...
Glen_b's user avatar
  • 285k
12 votes
Accepted

What to do when a question with an open bounty is a duplicate?

Flag it. Moderators can cancel bounties, refunding the reputation to the owner.
whuber's user avatar
  • 328k
9 votes
Accepted

Bounty community wiki?

The bounty should go to whomever you award it to. If you don't award it on time, it should go to the answer that accrued the most upvotes during the bounty period. Update: The earned reputation will ...
gung - Reinstate Monica's user avatar
9 votes
Accepted

Can I reopen/extend the bounty on a question?

Unfortunately, the answer is no. You must assign the bounty during the bounty + grace period; otherwise it vanishes. If you don't award a bounty and there is an answer with the highest score (minimum ...
Tim's user avatar
  • 140k
8 votes

Help spread the wealth

Antoni Parellada's answer in this question! Why is ANOVA equivalent to linear regression? With nice graphical demonstration and math! [Awarded 21 May 2017]
Haitao Du's user avatar
  • 37.1k
7 votes

Help spread the wealth

Our soon-to-be-infamous question At each step of a limiting infinite process, put 10 balls in a urn and remove one at random. How many balls are left? is spawning its share of answers I wish I could ...
Stephan Kolassa's user avatar
6 votes

Help spread the wealth

Glen, Thank you very much for your largess! I constantly go back to some posts that have helped me understand certain concepts. A good number of them are yours... Right off the top of my head: @...
Antoni Parellada's user avatar
6 votes
Accepted

How to offer a bounty on a question with unsatisfactory answers?

The basics are as follows: If you place the bounty you can award it as you see fit. If nobody posts an acceptable answer and so you don't choose to award the bounty, typically the bounty simply ...
Glen_b's user avatar
  • 285k
5 votes

Help spread the wealth

This answer comparing OLS algorithms is a well-written introduction into the topic. [Bounty awarded Jun 20]
Sycorax's user avatar
  • 92.3k
5 votes
Accepted

Why can't I offer a bounty to this question?

If you've already offered a bounty of 100 rep., the minimum spend for the next bounty is 200 rep.—and you haven't got enough yet. See https://stats.stackexchange.com/help/bounty for details.
Scortchi - Reinstate Monica's user avatar
5 votes

Who is using the "bounty" system and how effective are bounties?

I am new here, but a long-time user of stack overflow and other exchange sites. I have used a bounty once, to see how it worked. I have wanted to use a bounty many, many times. Here's a problem I ...
Sir Robert's user avatar
4 votes

How to see when a bounty was started?

Bounties last one week, so you can get a decent approximation by counting back from when it says it will expire. If you need a more precise time, click the edit history link (at bottom center), and ...
gung - Reinstate Monica's user avatar
4 votes
Accepted

Two 50-point bounties at once?

This is the question. While I posted an answer is hopes of bringing some resolution to an old question, I am not happy with the speculative nature of my answer, so I wanted a definitive answer. ...
Dave's user avatar
  • 64.4k
4 votes

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Alecos Papadopoulos wrote this really nice answer to the question "Testing for autocorrelation: Ljung-Box versus Breusch-Godfrey". It's one of the most solid posts I have seen so far on CV, providing ...
Candamir's user avatar
  • 1,030
4 votes

Help spread the wealth

I think that amoeba's answer on "Building an autoencoder in Tensorflow to surpass PCA" is extremely elegant and insightful; it provides an excellent and coherent example on how an auto-encoder ...
usεr11852's user avatar
  • 44.8k
4 votes

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How to represent kWh usage by year against average temperature is a wonderful illustration of how to build scientific knowledge into a model. (In this case it's science that many of us know but wouldn'...
Scortchi - Reinstate Monica's user avatar
4 votes

Help spread the wealth

https://stats.stackexchange.com/users/84394/bill-woessner One could probably pick any of this user's answer for a bounty (as I have done already for his most-upvoted answer). The one comparing eigen- ...
Sycorax's user avatar
  • 92.3k
4 votes

Help spread the wealth

Matthew wrote a good answer here about the computational steps involved in linear regression using linear algebra. Least Squares Regression Step-By-Step Linear Algebra Computation [Bounty placed and ...
Sycorax's user avatar
  • 92.3k
3 votes

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Rob Hyndman's answer to his own question How should I transform non-negative data including zeros? at https://stats.stackexchange.com/a/1630/60613 brings a nice transformation function that I had ...
Firebug's user avatar
  • 19.4k
3 votes

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In this thread What is the difference between a loss function and decision function? MånsT answers nicely about the difference between loss function and decision function. The question is trivial, ...
Tim's user avatar
  • 140k
3 votes

Help spread the wealth

Brian Borchers provided very nice and detailed answer comparing gradient descent to other optimization methods in machine learning describing when and why it is used. [Bounty awarded 23 May 2016]
Tim's user avatar
  • 140k
3 votes

Help spread the wealth

I think that kjetil b halvorsen answer on "Why does logistic regression become unstable when classes are well-separated?" is very well-thought and addresses a common misconception/issue regarding ...
usεr11852's user avatar
  • 44.8k
3 votes
Accepted

A Proposal for a Change to the Bounty Rules

3 Does someone have data on how many bounties are not awarded each year? Data on bounties is available in the votes table of the database. The easiest way would be to count the number of bounties ...
Sextus Empiricus's user avatar
3 votes
Accepted

How to see when a bounty was started?

A lot of exact timestamps on Stack Exchange can be revealed by mouseover:
amoeba's user avatar
  • 106k
2 votes

What to do when existing answers to your question (with a bounty) are wrong or very incomplete?

I then added a bounty and received a good answer.
An old man in the sea.'s user avatar
2 votes

Help spread the wealth

Benjamin Christoffersen's answer to the question on: Residual standard error difference between optim and glm is deceptively simple, under-appreciated and requiring a solid appreciation on how ...
usεr11852's user avatar
  • 44.8k

Only top scored, non community-wiki answers of a minimum length are eligible