Statwonk
Home
About
Consulting Services
Data Science, Machine Learning and Artificial Intelligence
Expert advice to drive your business forward.
Learn More
Christopher Peters, MApStat
Featured recent talk
Statistics, Science and Business
The Arbitrage Opportunity of Hiring Disabled and otherwise Marginalized People
How to Calculate Lifetime Value
The Essential Role of Statisticians in Leading Innovation in Artificial Intelligence: A Case for Diverse Expertise in Tech Leadership
Beyond Hypothesis Tests & P-values: Iterative Refinement in Science and Business
Statistical analysis
Are Boeing planes more dangerous than Airbus-produced planes?
What are the chances the Supreme Court sees turnover in the remaining portion of Trump’s first term?
Are U.S natural gas pipelines more or less safe?
Modeling churn
What’s Y Combinator’s conversion rate?
A Parable on Customer-base Analysis
US Treasury Yield Curve
Experiments
Real-time experiments
What happens if we peek at experiments?
How to speed up experiments using pre-treatment variables
Statistical models
Linear model in stan
Binomial distribution
Bernoulli experiments in stan
Binomial distribution
Binomial relative likelihood and its interval
Exponential distribution
Relationship of the Generalized Pareto distribution and Exponential-Gamma mixture
Negative binomial distribution
Relationship of the Negative Binomial distribution and Poisson-Gamma mixture
Binomial-Negative Binomial experiments
Zero-inflated negative binomial random numbers
Zero-inflated negative binomial - generalized exponential random numbers
Poisson distribution
How and why Poisson regression
Weibull distribution
Simulating right-censored weibull distributed data
Frequentist and Bayesian estimating of right-censored weibull parameters
Mixture models
Relationship of two Gamma distributions and the Beta distribution
Relationship of the Poisson-Gamma mixture to the Multinomial distribution
Bayesian learning
Using prior information to reduce sample size requirements
Geometric distribution and Bayesian updating
A simple Bayesian bandit
Software musings
Apache Incubator: graduation rate
R musings
purrr’s pmap function for mapping functions to data
Stackoverflow tags complementary to
[r]
and
[python]
R’s library() function
A place to learn functional programming in R
The concept of Either for type-safe error handling in R
Applying the open/closed principle in R
Resources that I’ve found useful
Probability models for customer-base analysis
[PDF]
The log-sum-exp trick for numerical stability
Statistical Intervals: A Guide for Practitioners and Researchers
, Meeker, Hahn and Escobar
Statistical Methods for Reliability Data
, Meeker and Escobar
Statistical Models and Methods for Lifetime Data
, Lawless
Infrastructure
Ansible
Ten Things I Wish I’d Known Before Using Vagrant
@statwonk