Questions tagged [statistics]

On the use of statistics in academic research. Statistics is the science of collecting, analyzing and drawing inference from data. Do not use this tag for questions about 'statistics' as a subdiscipline of mathematics or field of study; use 'mathematics' instead.

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How can I avoid being "the negative one" when giving feedback on statistics?

Results get sent around a group of biological collaborators for feedback. Comments come back from the senior members of the group about the implications of the results, possible extensions, etc. I ...
user2390246's user avatar
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69 votes
10 answers
10k views

Understanding an abnormal grade distribution

I have three years of experience teaching as part of a team (many teachers, some with more experience, agreeing on a syllabus and preparing the tests together), but this year is the first time I am ...
scozy's user avatar
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65 votes
5 answers
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Should I cite all R packages I used?

Intro: R is a open-source software tool for statistical analyses and graphics, which is heavily used in different science disciplines and which is becoming more and more popular (although it is ...
hplieninger's user avatar
62 votes
12 answers
9k views

Can I (should I) change the name of this distribution?

I am nearly finished with a paper, as well as some accompanying open-source software. We are planning on submitting this to a prominent statistics journal. One of the more promising methods that we ...
knrumsey's user avatar
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50 votes
12 answers
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PhD student pressured to fabricate data due to bad experiment design

Summary: It took me 3 years to analyze data from one sample (n=1) whereas correct way to perform experiment would be with n>=3. Now my job and funding are in question, since I don't have more time. ...
user avatar
49 votes
5 answers
5k views

When does a statistical consultant become a co-author or collaborator?

I am a graduate student in a small department and have become the go-to person for statistics advice among the other students. I enjoy this but am wondering at what point I should expect, or request, ...
N Brouwer's user avatar
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45 votes
8 answers
10k views

What if the lecturer is not rigorous?

I study mathematics as my major subject and theoretical physics and statistics as my minor subjects. I found that, sometimes in physics or statistics lectures, the lecturer makes mistakes, like ...
studying's user avatar
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31 votes
4 answers
2k views

Do “researcher degrees of freedom” invalidate my analysis?

I tested a hypothesis using some observational data, but did not find support for the hypothesis (the difference was not significant at the p < 0.05 level). I subsequently realised that the ...
user2390246's user avatar
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24 votes
3 answers
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Medical Statistician: Concerned about missing authorship after conducting majority of project's data analysis, graphs, and figures

Dear Academia Community, I am a young PhD candidate biostatistician and the lead data analyzer for a particular medical group's project. For context, the project is led by two medical students, who ...
Samuel's user avatar
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24 votes
4 answers
8k views

How to manage thesis professor who is wrong

I am a med school student who is writing her master's thesis. I finished compiling my thesis with all the statistical analyses and wrote them as well. My problem is that today, when talking to the ...
Elek's user avatar
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23 votes
7 answers
6k views

Can A Lazy Person Complete a Statistics PhD? (and other questions) [closed]

I'm about to graduate with my BS and begin a PhD program in statistics. However, I have some doubts about my ability to succeed just because everyone says that a PhD is a grueling, long journey and ...
Code Ike's user avatar
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20 votes
10 answers
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How can I pass a statistics exam that overly relies on memorizing formulas?

Long story short, I struggle with a statistics exam at the university. Although I know how to solve all types of exercises and the rationale behind each of them, I still can't pass this exam, because ...
AiRdr0p's user avatar
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20 votes
8 answers
5k views

Could a journal reject an article due to the style or quality of accompanying code?

I'm a student working on a doctoral thesis. We're working on a paper for which I've done most of the coding for the statistical analysis (the field is microbio/bioinformatics). I'm new to coding and ...
mucl's user avatar
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20 votes
5 answers
5k views

What can a biostatistician do to earn money on the side?

I love my full-time job and do not wish to leave it (statistician in a small-ish research institute within a large university) because I believe the research we do will someday benefit humanity and ...
f1r3br4nd's user avatar
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19 votes
3 answers
8k views

Why do statistics journals generally have low impact factors, long publication times, and low acceptance rates?

I've been investigating statistics journals to submit my work to (specifically, an application paper). Many journals are specialized, others quite general. However, I've noticed that top journals in ...
compbiostats's user avatar
19 votes
5 answers
3k views

Are P-hacking and hypothesising after results are known considered misconduct in academia?

This question is inspired by a comment to another question where I asked for help on how to argue against P-hacking and hypothesising after results are known (Harking). Someone questioned the ...
Kenji's user avatar
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18 votes
4 answers
4k views

Reporting data dredging in a study

During a statistical analysis of a study, I found an interesting relationship between two variables that was not part of the original hypothesis. It is, however, clinically interesting and I want to ...
Paze's user avatar
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17 votes
3 answers
34k views

How to obtain number of publications by year on a given subject?

Does anyone know of a good way to obtain data on the number of publications per year on a given subject? Scholar has an option to sort search results by date, but there does not seem to be an ...
MGA's user avatar
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16 votes
5 answers
4k views

What to do during Math PhD to have options in industry?

I have recently been accepted to a top five math PhD program. The department seems to have a good mix of pure and applied math, and there are plenty of opportunities for collaboration with other ...
msm's user avatar
  • 260
15 votes
9 answers
7k views

Is applying to "non-obvious" programs truly a good idea?

One professor at our institute gave all his students the same advice when it comes to Ph.D. application: apply to non-obvious programs at top universities. Here "obvious programs" refer to ...
nalzok's user avatar
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13 votes
4 answers
3k views

Removing outliers. Would it be called cherrypicking data? [closed]

Could removing outliers be called cherrypicking data? Because, to run some tests, outliers have to be removed. And they even turn up unexpectedly ruining good data. I still haven't yet started ...
Polisetty's user avatar
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13 votes
4 answers
4k views

Should I publish my statistical model derivation as stand alone statistics paper?

In a current project of mine, I analyze a certain probability distribution to model a biological process. This probability distribution is not "mainstream", but it is relevant enough to have ...
dherrera's user avatar
  • 233
13 votes
1 answer
304 views

Where can I find statistics about papers (length, writers, etc.)

Different fields have different writing culture. Some fields prefer single author papers, and others prefer group efforts. Some fields prefer a short paper with a survey of a new results, and others ...
Ink blot's user avatar
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12 votes
2 answers
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How many PhD students does a typical STEM professor graduate during their entire career?

The discussion on this infogram made me wonder about the number of PhD students that a full research professor successfully graduates in their entire career. By professor, I mean a full professor, ...
gerrit's user avatar
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11 votes
6 answers
4k views

Do PhD admission committees prefer prospective professors over practitioners?

I am about to submit my application to a PhD in Statistics and I was wondering whether writing in the SoP about being willing to work in the industry to make a tangible impact would downgrade my ...
Mr Frog's user avatar
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11 votes
2 answers
773 views

Using a statistical method in an applied context for (probably) the first time. How do I convey this?

I am a graduate student in statistics, writing the methods and data analysis section of an epidemiology paper. I used an obscure but highly relevant statistical method to analyze our data. I genuinely ...
Eli's user avatar
  • 295
11 votes
4 answers
2k views

How to account for publication bias?

I am doing a literature review in the medical field, which is as many other fields heavily impacted by publication bias. Is there any standard way to account for it? When am I e.g. allowed to say ...
Franck Dernoncourt's user avatar
11 votes
1 answer
233 views

Correcting Preregistered Methods After the Fact

I'm often asked to help conduct statistical analyses after a paper is rejected for statistical errors. In some cases, the study, including the methods and analyses, is preregistered in some way (e.g. ...
TPM's user avatar
  • 569
10 votes
2 answers
31k views

What are the benefits of getting a PhD in statistics?

I've been working as a statistician in the marketing world for two years, and I have an M.S. in applied math. I want to change industries a bit (maybe epidemiology or engineering) and I also want to ...
random_forest_fanatic's user avatar
9 votes
2 answers
252 views

Where can I find statistics about international movement of students/academics?

I am wondering where I could find global statistics on the flow of students between countries. This would include numbers such as "how many students with US bachelor went to UK for a master" and "how ...
user4231's user avatar
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9 votes
1 answer
327 views

Statistical precedent?

Suppose that an author [or team] writes a paper making heavy yet very questionable use of some particular statistics, without a convincing argument, demonstration, or test that the statistics are ...
WBT's user avatar
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8 votes
2 answers
2k views

Whether to exclude standard deviation in plot of outcomes of a series of experiments?

I have performed 21 different experiments, which I have repeated 3 times in total (63 samples gathered). I plan to compare data using a bar plot. For bar plotting, I initially decided that I will ...
MAQ's user avatar
  • 191
8 votes
3 answers
18k views

Should I cite R or RStudio?

I ran my data analysis and created my graphs in RStudio, but RStudio is just a platform for R. In my paper should I cite R or RStudio?
BugBoi's user avatar
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8 votes
1 answer
329 views

My adviser wants to use bad statistics. Help!

I am going to submit a paper in a couple of weeks. The results are good, but my adviser wants me to report the results in a particular way that makes them artificially look better. I asked a ...
Worried's user avatar
  • 83
8 votes
1 answer
700 views

What's the difference between Machine Learning classifications in Computer Science and Statistics on arXiv?

I notice that there are minor classifications called Machine Learning in both classifications of Computer Science and Statistics respective named cs.LG and stat.ML on arXiv, what is the difference ...
Shreck Ye's user avatar
  • 183
8 votes
0 answers
309 views

Number of international doctoral students in the US: how to reconcile OECD data and SEVIS data?

The Organization for Economic Co-operation and Development (OECD) and the US Student and Exchange Visitor Information System (SEVIS) apparently disagree on the number of international doctoral ...
J-J-J's user avatar
  • 201
7 votes
3 answers
3k views

Should I take a summer class at my university or a community college?

I am an economics major in my second year looking to pursue a master's in statistics after graduation. This semester I am taking calculus 2 and will be taking calculus 3 this coming summer. I am ...
sla813's user avatar
  • 133
7 votes
3 answers
3k views

Should I become first author of a paper for which I did the statistical analysis?

I am a statistician working at a research institute. We work with data from patients with a certain disease. I am getting paid by the institute, but a part of the money comes from a research grant a ...
a statistician's user avatar
7 votes
1 answer
565 views

How can an undergraduate challenge a professor on a misleading homework question?

Thinking back to when I was an undergraduate, one of the homework assignments in a probability class was: In a lottery, is it possible for the winning combination to be 1,2,3,4,5,6? To paraphrase ...
user avatar
7 votes
2 answers
336 views

How can we recognize accurate scientific results when things like p-hacking are so common?

Research has shown that most of the published studies in various fields are false. For example, the Reproducibility Project: Psychology only managed to confirm 36% of previous 100 psychology studies ...
Remus Cristian's user avatar
7 votes
4 answers
3k views

MS in Pure Maths to PhD in Statistics

I currently am working on a MS in pure maths, but am interested in options for pursuing a PhD in a more applied field. Specifically I am interested in going on to graduate work in something like ...
Vladhagen's user avatar
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7 votes
2 answers
878 views

How often to meet for successful supervision of Master theses?

Currently, I am in the process of finishing my PhD and starting a PostDoc position. Part of this position will be the supervision of Master theses. I have little teaching experience, and no ...
user avatar
6 votes
5 answers
3k views

Test an already existing hypothesis but in a different setting/country?

What if I conduct a study and suggest a hypothesis to test but later find out that this hypothesis was already tested before in a different industry/country. Can I still continue? In other words, is ...
R. AS.'s user avatar
  • 703
6 votes
2 answers
3k views

Is it possible to become a researcher in Artificial intelligence through a statistics phd?

Or is a computer science phd required? Is having a statistics phd a disadvantage for AI research positions or does the research you publish and work on during the phd matter more? Although ...
msmalls's user avatar
  • 61
5 votes
2 answers
1k views

Providing required formulae in mathematical statistics' final exam [closed]

In a final exam of mathematical statistics, a set of required statistical tables are allowed to be used. As a junior instructor of Mathematical Statistics, I want to know whether I can provide a sheet ...
user40491's user avatar
  • 3,442
5 votes
2 answers
3k views

Contemplating about a second PhD in statistics/machine learning

I have been thinking about a second PhD for the last year. I am currently a doctoral candidate in civil engineering at University of Texas at Austin (ranked 6th in my discipline) and working as a ...
user1245's user avatar
5 votes
2 answers
3k views

Will my undergraduate GPA affect my graduate admissions?

I have a very low undergraduate GPA. I used to play a sport at the state level and thought I could cope up but didn't. Failed in multiple papers, completed a 3-year degree in 5 years. In the end, I ...
Nilanjan Debnath's user avatar
5 votes
2 answers
3k views

Two simultaneous part time master's degrees while working full time

I hold a BS in Mathematics with a minor in Statistics and I've been out of school for several years. I recently began applying to part time online master's programs in Statistics and Computer Science. ...
Alex A.'s user avatar
  • 152
5 votes
2 answers
203 views

The person who created the application I used for a study wants to help analyze the data

I used a commercial tool created by a small company to perform quantitative analysis of medical images for a study that I did. I was very conservative in my statistical analysis and consulted with a ...
ambroise's user avatar
5 votes
1 answer
109 views

Where can I find (preferably UK) statistics about where graduate students did their undergraduate course?

I'm currently trying to find out if the (very roughly paraphrased, possibly exaggerated) statistic that '1% of graduate students in mathematics go on to become a professor' varies according to the ...
Nethesis's user avatar
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