Questions tagged [academia]
The community pursuing research, education or scholarship, typically although not universally in universities.
29
questions
0
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1answer
24 views
How to describe the result of a t-test for two groups in academic terms
I want to compare the job satisfaction of two groups with a two-sided t-test.
My hypothesis is that the mean of group B is higher than the mean of group A
This are the results of my calculations:
...
1
vote
1answer
21 views
The odds of randomly passing Multiple Choices questions?
I hope this is the right place to ask this question as it is related to probability and stats.
Basically, we were supposed to have final exams in the form of a written one, yet due to the pandemic, ...
0
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0answers
45 views
Mathematics to accompany statistics at master level
I'm starting on a master degree in statistics this fall, and at least at the moment I believe I want to go in the direction of statistical learning and/or bayesian statistics. My question is if there ...
5
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1answer
458 views
What does “large grant” mean in machine learning?
Rob Tibshirani, a statistician at Stanford university, created this amusing comparison between machine learning and statistics:
What does "large grant" here mean?
1
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1answer
134 views
“t-tests are too fundamental for academia” [closed]
I just heard a PhD student claim:
The $t$-test is really fundamental and nobody in academy is gonna do it.
He added that these tests serve more as a beginning exercise in order to get an idea of ...
0
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0answers
48 views
R2 for oscillating data
First question on here.
I am working on master's research and I am trying to get a goodness of fit for my experimental data. I have calculated and plotted fit lines using the polyfit function in ...
-1
votes
1answer
75 views
Question related to interpretation of Empirical CDF [closed]
Following is the results from my experiments. Pink and Green are my proposed algorithms. While Blue is the brute-force (BF) algorithm. While one thing is obvious that BF algorithms take a lot of time ...
4
votes
1answer
60 views
Why use the “best model according to data” in academic research; wildly unrealistic? [closed]
When someone fits a GLM model, it is the "perfect" fit based on the algorithm.
But I find that this is absurd... we are not looking for "the best model", we are looking for the correct one.
Given ...
1
vote
0answers
24 views
kernel publications
What are some contemporary papers that provide the reader with a complex overview of kernel functions used nowadays in machine learning?
1
vote
0answers
66 views
Choosing, evaluating, and reporting data imputation
I have read about model checking for multiple imputation MI (https://ete-online.biomedcentral.com/articles/10.1186/s12982-017-0062-6), but I am not sure how one can check their model for a general ...
0
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0answers
31 views
I found it's very hard to understand a hypothesis in an advertising repetition's effects study
In the meta analysis study by Schmidt & Eisend (2015) which won the Journal of Advertising Best Article Award, I found a hypothesis very hard to understand. I don't know whether I'm wrong or not......
5
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1answer
2k views
Reporting of Neural Network Accuracy for Academic Publications
I'm an academic researcher, working with Convolutional Neural Networks, particularly for image classification. In academic publications, a typical metric for evaluating the performance of a ...
4
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1answer
108 views
What key information should be included in an academic paper that uses machine learning?
Imagine you are reviewing a manuscript that describes application of a supervised machine learning algorithm (e.g. SVM, CART, logistic regression, random forest etc.) to predict a binary output. ...
16
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5answers
2k views
How do you keep up to date with the latest research?
After reading this question regarding arXiv and finding a link to GitXiv which I was previously unaware of, I wondered, what websites/resources do people use to keep up to date on the latest research ...
25
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4answers
3k views
Is ArXiv popular in the statistics community?
I know that the physics and math communities are very into ArXiv, but what about the stats community? Is it customary to post there before submission?
0
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1answer
62 views
Is building training data set from unlabeled data considered as a scientific contribution? [closed]
Is building a training data set, from unlabeled data, for a machine learning classifier considered as a scientific contribution?
10
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2answers
2k views
Good examples of statistics sections in applied academic journal articles
I am a biostatistician working in an applied field and I am responsible for writing the statistics methods section for the papers I collaborate on. In reading a lot of academic papers I've come ...
1
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2answers
1k views
Citing a paper for logistic regression
I'm writing my thesis and I want to explain the logistic regression model. Is there a paper that introduced this model so I can cite it?
20
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2answers
1k views
Generalized additive models — who does research on them besides Simon Wood?
I use GAMs more and more. When I go to provide references for their various components (smoothing parameter selection, various spline bases, p-values of smooth terms), they are all from one ...
3
votes
1answer
1k views
Alternatives to box plots for comparing clustering results
In my research paper, I wish to compare the accuracy of 2 clustering algorithms. I have conducted clustering using these 2 algortihms on 300 proprietary datasets. I use adjusted rand index as the ...
44
votes
5answers
2k views
Statistics published in academic papers
I read a lot of evolutionary/ecological academic papers, sometimes with the specific aim of seeing how statistics are being used 'in the real world' outside of the textbook. I normally take the ...
6
votes
2answers
3k views
Do I have to learn SAS if I want to go into industry?
I am currently a PhD student in Biostatistics (finishing my 2nd year). My original goal when entering graduate school was to go into academia. Recently I have been debating this choice and wondering ...
9
votes
4answers
2k views
What are important pure mathematics courses for a prospective statistics PhD student?
I know that linear algebra and analysis (especially measure theory) are important. Is it helpful to take graduate level courses in real and complex analysis? Should I take courses in abstract algebra ...
2
votes
2answers
1k views
Is it correct to say the “smooth curve fitted by LOESS”?
I use the package scatter.smooth in R, and I want to have a figure text describing the line in the scatterplot for my report.
Is is okay to say "the line is a ...
5
votes
3answers
13k views
What statistical tools does a analyst (financial) require?
I just graduated in engineering where I have a very strong background in pure maths, but unfortunately I didnt study any statistics in my course. I know calculus, probability theory, measure theory, ...
6
votes
5answers
10k views
Skills & coursework needed to be a data analyst
I am graduating with a bachelor's degree in applied math and I will pursue a master's degree in statistics this fall.
There are many specialized fields in applied statistics. I realize I may be more ...
10
votes
1answer
1k views
Advice For Graduate Students in Statistics
I have started my PhD in statistics this year, and I am looking for your best-practices, advice and (meta-advises) regarding how to grow and become a good academic researcher in the fields of ...
6
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3answers
1k views
What university level statistics courses are considered advanced/hard?
I've recently been looking for top-of-the-line statisticians in a recruiting process for our company. Myself, I'm a Physics Engineering major. I gather that great mathematical statisticians have ...
25
votes
4answers
492 views
Statistics collaboration
As a biologist, many of the research projects I work on at some point involve collaboration with a statistician, whether it be for simple advice or for implementing and testing a model for my data. My ...
