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2
votes
1answer
47 views

Why do some of my questions remain unanswered?

In my view my questions must be super easy and I make obvious mistakes as I am naive and learning on my own as I tackle real life problems. Nonetheless my questions remain unanswered. Any idea what's ...
11
votes
1answer
78 views

Should I answer questions with a solution in another programming language?

So after some time I really found a question that matches mine Clustering with some cluster centers fixed/known except it's asking in R and the only answer is not really satisfying for me. By now I ...
-3
votes
1answer
52 views

Should there be a time limit on a question, where the OP has no activity, until moderators are allowed to accept answers?

I'm not sure, how the closing of old, without activity, question works, but shouldn't there be a time limit, until the moderators(by voting among themselves?) are allowed to accept a valid answer to ...
5
votes
1answer
53 views

“Risk” tag: no Wiki, unclear usage

The tag risk has no Wiki and seems to be used for several different topics, e.g. Bayesian risk risk in finance applications such as Value at Risk (VaR) epidemiology and accidents (human health ...
17
votes
1answer
161 views

How Can I Discover Former Moderators?

After many years of helping our site, especially through extensive edits and brilliant responses, @mbq and @cardinal have been promoted to moderators emeriti. Although the diamonds no longer appear ...
6
votes
0answers
74 views

Tag proposal: [long-memory]

Being generically interested in long-memory processes (or long-range dependence as it is also called), I wanted to have a look at past questions about this topic. I've noticed, however, that there is ...
5
votes
0answers
63 views

What should be our protocol for tag burnination?

There is this Meta thread: Tag-candidates for removal. During the last 2.5 months, it collected 6 answers, rated from +5 to +12. However, no action has so far been taken. As burninating is something ...
2
votes
0answers
9 views

What are useful differences (if any) between [algorithms], [numerics], and [computational-statistics] tags?

I have just found myself adding these three tags (numerics, algorithms, and computational-statistics) to the following question (noticing an offered bounty): What algorithm is used in linear ...
7
votes
1answer
62 views

Clarifying the [sem] tag for simultaneous equation models?

The sem tag is described as being for structural equation modeling, but a proportion (my hunch: 25%) of its use is for (econometric) simultaneous equation models. Is it worth clarifying, or splitting ...
1
vote
1answer
37 views

Introducing and (Re)Inventing Some Old and New Badges

Update: not all badges in the the list of badges are trackable in the badge tab of your profile - so badges that don't show up in the badges tab can still be earned (with few exceptions) I noticed ...
10
votes
1answer
86 views

Is there a way to permalink a section of a Wikipedia page?

I know how to link directly to a section-title of a Wikipedia page; I do it often to support an answer. I also know how to permalink an article as it stands right now (so I can be sure it still says ...
11
votes
0answers
127 views

How can we encourage askers to provide context?

When browsing unanswered questions, I very frequently find myself wanting to request the user who's asking a question to provide more context. Specifically, I often want to ask some form of "What are ...
9
votes
1answer
132 views

Are “how to report in APA style” questions on- or off-topic?

Today a question about reporting results in APA style appeared: How to report non-normal distrubution and wilcoxon in APA style are such questions on- or off-topic? The question is not much ...
24
votes
4answers
369 views

Are we closing questions too fast?

It seems to me that we have been closing more and more questions, and that we are moving them into the close votes review queue very quickly. This seems to have evolved naturally, but I wonder if we ...
5
votes
0answers
60 views

Adding an alternative title to an existing thread

How can I make an existing thread easier to find using certain keywords? For example, today I had a question, "When does LASSO fail?". I searched this on Cross Validated and could not find an answer....
13
votes
1answer
172 views

What happened to the journal club?

There were a series of seven chat session called the CV journal club but no more after that. There still seemed to be plenty of interested people at the seventh based on the post for that session but ...
9
votes
1answer
114 views

Updating/re-asking software-related questions

In R, there are two main packages for estimating mixed effects models: nlme and lme4. They have certain differences. (There are also other packages.) In 2010, we had a well-received question: How to ...
3
votes
1answer
50 views

Why Cross Validated instead of Statistics [duplicate]

I am curious why this site is called Cross Validated, and not directly called Statistics.
6
votes
1answer
53 views

Suggestion to merge several questions on hyperparameter definition

Consider these three questions (in chronological order): What exactly is a hyperparameter? What do we mean by hyperparameters? What's in a name: hyperparameters I think it's pretty clear that ...
8
votes
2answers
248 views

Policy on questions that read like, “How should I do my job?”

I was wondering what the policy is on questions which look like a commercial organisation is asking how to solve a business problem. It's totally understandable that everyone needs a hand from time ...
7
votes
1answer
129 views

Is [optunity] a valid tag?

There are 3 questions tagged optunity: http://stats.stackexchange.com/questions/tagged/optunity What is this for? Is 'optunity' even a word? Should it be cleaned up?
11
votes
1answer
111 views

Tag proposal: [phylogeny]

Phylogenetic comparative methods (PCMs) are a branch of statistics focused on modeling evolutionary data (i.e., data on species' characteristics and phylogenetic relationships). I have found 24 ...
9
votes
1answer
103 views

Tags: Bayes-network vs. Bayesian-network

I have noticed a user actively changing bayes-network tag into bayesian-network. Both tags have approximately the same number of ...
9
votes
4answers
83 views

Tag proposal: [cronbachs-alpha]

Cronbach's $\alpha$ is an estimate of the reliability of a psychometric test. It's admittedly rather field-specific, and I don't think many people outside of psychology or psychometrics have ever ...
5
votes
1answer
139 views

The [error] tag and its wiki

The error tag currently has the following tag wiki excerpt: The error of an observed value is the deviation of the observed value from the (unobservable) true function value. Do NOT use this tag ...
11
votes
1answer
178 views

Is the CrossValidated impact “people reached” formula generally available?

This may be proprietary, but does someone know how they translate page views of questions and "highly ranked" (what does this mean?) answers into 'impact'?
8
votes
0answers
94 views

Suggestions for improving mixed models question

When are zero-correlation mixed models theoretically sound? I think the above question is well formulated and worthwhile. However, it didn't get any attention, so I put a bounty on it. The bounty ...
5
votes
1answer
59 views

New tag MAE (related to MAD)

In forecasting, there is a very common point forecast accuracy measure, the Mean Absolute Error (MAE) or Mean Absolute Deviation (MAD), which simply calculates the mean absolute difference between ...
-3
votes
1answer
76 views

Do we need both [forecasting] and [prediction] tags?

I do not see a clear distinction between forecasting and prediction tags. Should they be made synonyms? Or should the distinction be made clearer (e.g. by expanding the currently very brief ...
5
votes
1answer
84 views

Should I edit a Community Wiki answer that seems wrong?

This answer just seems plain wrong to me. http://stats.stackexchange.com/a/501/39632 The question states that there are more features than observations, so backwards stepwise selection (which would ...
6
votes
1answer
89 views

What is [scoring] tag about?

I just noticed that we have scoring tag -- what is it about? It does not have description. It's content is pretty chaotic: from Good books/papers on credit scoring (my initial guess for what is it ...
7
votes
0answers
139 views

The scourge of the Time-Series Tag!

In the Stats.StackExchange community, there's one tag called 'Time-Series'. About 16.2% of CV questions are related to Time-Series, so I would think that only a negligible part of these would not get ...
10
votes
0answers
209 views

How many questions about cross-validation do we honestly need?

We have a wealth of questions about cross-validation, such as Cross-validation including training, validation, and testing. Why do we need three subsets? What is the difference between test set and ...
12
votes
2answers
306 views

Would you recommend phrasing questions controversially to provoke a response?

For example: "Why are small sample sizes better?" instead of "Why do small sample sizes give more significant p-values for rare events?": I tried this just as an experiment because I wasn't getting ...
12
votes
2answers
160 views

Is there an ideal time of day to ask new questions?

Or more specifically, is there a peak time of day when a greater proportion of newly posted questions tend to get answered? When are the experts online and actively answering? And conversely, are ...
8
votes
4answers
135 views

If you misunderstand the question, should you delete your answer?

When users struggle for appropriate jargon, I often misunderstand what they're after. I feel like if I had a dental appliance, I could encourage more precise questions on this site. Nonetheless, I do ...
8
votes
7answers
137 views

Tag-candidates for removal

We already have a thread for proposing candidates for tag synonyms, but there doesn't seem to be a similar thread for proposing tags for deletion. Similarly to the "synonym" thread, let's use this one ...
6
votes
4answers
409 views

What are your thoughts on users who ask too many questions?

It seems that some folks are asking large amounts of questions. I remember seeing one fellow ask over 10 questions in an hour! This is getting outrageous, should we introduce a limit on the maximum ...
4
votes
0answers
59 views

Why do so many questions on Cross Validated continue to go unanswered? [duplicate]

Have a look here and scroll to the bottom. You'll notice that (as of the day of this post) Cross Validated has the 3rd worst record for percent of questions answered among SE sites. Only 61% of ...
8
votes
1answer
134 views

Closed question - discussing differences between statistical procedures

This question was originally on stackoverflow and I flagged it to be migrated to this site. The question is framed in terms of choosing between two different SPSS procedures, which is a statistical ...
5
votes
1answer
97 views

Might someone explain why this is marked as duplicate?

This has been marked a duplicate of this. The former concerns the posterior of a normal likelihood with known mean and gamma precision; the latter, the conjugate prior of a gamma distribution. In ...
7
votes
1answer
275 views

Two threads about “alternatives to p-values”

These two threads seem closely related: What are alternatives to p-values - an earlier thread, which originally was asked from quite a "software implementation in R" point of view, but received a ...
3
votes
1answer
59 views

Can I post a statistics related question here that got no answer in 'Mathematics'?

A few months ago I posted a question over at http://math.stackexchange.com/. The question is related to error analysis, and it got no answer over there. Is it acceptable to re-post it here?
2
votes
0answers
44 views

What is the difference between our hypothesis-testing, statistical-significance, and p-value tags? Do they need to stay separate?

Two very popular tags are hypothesis-testing (3.4k questions) and statistical-significance (2.4k questions). These two concepts are very much related, and whenever I happen to edit a question that ...
2
votes
0answers
51 views

Is there an area to ask a question about how a company uses data science?

My question is: What data science tools does Khan Academy use to track student performance? More specifically: I'm curious as to how they track their performance in relation to a student that is not ...
4
votes
0answers
72 views

Follow-on to a question with too much scope

I am really enjoying working through the problem here. I could write a dozen articles for my question. It is a good question, but it is extensible. It addresses a big area. Do you recommend that I:...
6
votes
3answers
210 views

How far would this question about dependence and correlation have to be edited to not be deemed a duplicate?

We have a thread, Real life examples of difference between independence and correlation, which currently reads: It is well known that independence implies zero correlation but zero correlation ...
2
votes
1answer
55 views

Migrating programming questions to StackOverflow

Yesterday, I asked this question: Train test split in `r`'s `caret` package which was promptly downvoted and closed due to being off topic. I understand that, and I made a mistake to post it. ...
15
votes
1answer
200 views

A user insists on making a detrimental edit to one of my posts. What do I do?

Twice today a user has taken it upon him/herself to edit my post to remove what I think is a useful piece of visual information (the cover of a book which also has a graph that I make repeated ...