Extremizing with the logistic model

forecasting
statistics
This is a post forecast aggregation. Extremization in particular. If you’re unfamiliar with forecast aggregation, see e.g. this post.
Mar 13, 2023
Jonas Moss

An errors-in-variables model

statistics
Suppose we wish to estimate the regression coefficient for
Mar 2, 2023
Jonas Moss

Matching quantiles to the Kumaraswamy distribution

effective altruism
fermi estimates
statistics
forecasting
Sometimes, in particular when doing informal forecasting, you would like to match quantiles to distributions. For real data, the most common choice is the normal…
Feb 24, 2023
Jonas Moss

Some tips for the master thesis

statistics
education
This is a collection of general tips for my master students in business…
Jan 25, 2023
Jonas Moss

Correlation with two lines!

statistics
joking
What is this? A rant about an unimportant problem. Read at your own risk!
Jan 25, 2023
Jonas Moss

Deriving distributions from quantiles

effective altruism
statistics
fermi estimates
While doing Fermi estimation (“guesstimation”) you often want to construct a distribution from quantile knowledge. Dealing with two quantiles is quite easy, as you have plenty of distribution families…
Oct 20, 2022
Jonas Moss

A peek at pairwise preference estimation in economics, marketing, and statistics

effective altruism
statistics
psychometrics
economics
marketing
I had a peek at value estimation in economics and marketing. There is a sizable literature here, and more work is needed to figure out what exactly is relevant for effective…
Oct 7, 2022
Jonas Moss

Inference for correlations corrected for attenuation

statistics
psychometrics
You have two psychometric instruments, \(\hat{Z_1}\) and \(\hat{Z_2}\), measuring the true scores \(Z_1\) and \(Z_2\) with error. The estimators are linear in \(Z_1,Z_2\) with independent error…
Oct 6, 2022
Jonas Moss

Estimating value from pairwise comparisons

effective altruism
statistics
psychometrics
How can you estimate the value of research output? You could use pairwise comparisons, e.g., to ask specialists how much more valuable Darwin’s The Original of Species is than…
Oct 5, 2022
Jonas Moss

Monolithic education

teaching
academia
A course coordinator at the university has too many responsibilities. Instead of doing one thing, hopefully well, he must do four.
Oct 4, 2022
Jonas Moss

No one would have invented coefficient alpha today

statistics
psychometrics
Coefficient alpha is the most famous coefficient in psychometrics – Cronbach’s paper Coefficient alpha and the internal structure of tests has been cited around \(60,00\) times after all. It’s supposed to…
Oct 3, 2022
Jonas Moss
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