# Tag Info

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 ...
• 262k
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### 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.
• 894
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### 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 ...
• 293k
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### 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 ...
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### Is it appropriate to offer a second bounty when the first one has expired with no answer?

You're mixing questions. Are repeated bounties against any rules? Apparently not. Your reputation is yours, to gamble away if you think it's worth the risk. Is offering them regarded as poor ...
• 50k
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### What's the rationale for the 24 hour wait period for bounties to reward existing answers?

(before looking at the linked question, as a general principle) One advantage of featuring an answer you take the trouble to award a bonus to is that more users get to see a very good answer or ...
• 262k

The first clustering algorithm you will learn about is k-means. That is nice and good, but unfortunately people will sometimes think that k-means is the One Tool to solve all their clustering problems ...
• 99.4k
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### 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 ...
• 262k
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### 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.
• 293k

We have a question on Anscombe-like datasets with the same box and whiskers plot (mean/std/median/MAD/min/max), which currently has five upvotes and no answers. I like Anscombe's quartet a lot, since ...
• 99.4k
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### Improve messaging on upcoming bounty expiration

Moderators can't do anything about what happened to the bounty, sorry. In fact there are very few circumstances in which we can do anything at all with bounties. I definitely agree that the "will be ...
• 262k

### Why was the bounty not awarded to me?

As @whuber correctly pointed out, my answer was not created after the bounty started. Therefore, I did not get half the bounty when it expired. Puzzle solved.
• 56.9k
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### 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 ...
• 117k

Antoni Parellada's answer in this question! Why is ANOVA equivalent to linear regression? With nice graphical demonstration and math! [Awarded 21 May 2017]
• 33.7k

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 ...
• 99.4k

That seems reasonable, but it is beyond our control; it would have to be adopted by the developers. You could ask on meta.SE (but also note that they keep tabs on site metas to stay aware of requests ...

Is there an intuitive interpretation of $A^TA$ for a data matrix $A$? should be definitively awarded as it provides short but clear and pretty detailed answer for the very basic and very important ...
• 117k

Getting Information out of Blackbox Models - RandomForest / XGBoost Although I closed the thread as a duplicate (and I continue to think that was correct), the answer is really good and has not ...

I think that lacerbi's answer deserves some recognition because its bibliography is incredibly good. The articles cited here are incredibly helpful to me and I had not previously encountered them. [A ...
• 80.2k

I do not know if it is a memorable answer by the overall standards of CV, but the accpeted one here is the one I found most useful of all questions I have asked: Example for a prior, that unlike ...

David Robinson's answer to the question about intuition about beta distribution deserves recognition. [Bounty started 27 March 2016. Now awarded]
• 117k

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: @...
• 24.2k
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### 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 ...
• 262k

This answer comparing OLS algorithms is a well-written introduction into the topic. [Bounty awarded Jun 20]
• 80.2k

### 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 ...
• 101
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### 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.

### How to filter for questions that had a bounty on them?

It's possible to extract the number of bounties awarded (regardless of reputation transferred) with this query. The top 10 questions by number of bounties + 1 for an accepted answer are: Examples ...
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### How to filter for questions that had a bounty on them?

Are you familiar with the Advanced Search options? They help a lot filtering questions (and answers). For example, if you want to search for questions with accepted answer type in the search field ...
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