The numbers are fuzzy. You take them at face value, and you end…Tags: course, epidemiology, Johns Hopkins
March 26, 2020, 4:39 p.m.
David Spiegelhalter on communicating a crisis: There are some basic principles, which I…Tags: communication, crisis, David Spiegelhalter
March 24, 2020, 11:27 a.m.
A couple of handly functions to work with table in R Studio.
March 24, 2020, 10:34 a.m.
A story came out in Science yesterday saying the World Health Organization is launching a trial of what it believes are the the four most promising treatments for COVID-19 (a.k.a. SARS-CoV-2, novel coronavirus, etc.) The four treatment arms will be Remdesivir Chloroquine and hydroxychloroquine Ritonavir + lopinavir Ritonavir + lopinavir …
March 23, 2020, 1:50 p.m.
Jeffrey Leek, Lucy D’Agostino McGowan, and Elizabeth Matsui have a free/ pay-what-you-want book…Tags: academic, book
March 18, 2020, 8:07 p.m.
Based on estimates from public health researcher James Lawler, The Upshot shows the…Tags: coronavirus, mortality, uncertainty, Upshot
March 16, 2020, 4:28 p.m.
In my previous article about statistical averages, we discussed how you can describe your dataset with a few central values (mean, median and mode). That’s well and good…... The post Statistical Variability (Standard Deviation, Percentiles, Histograms) appeared first on Data36.
March 15, 2020, 11:58 p.m.
Vicki Boykis riffing off the George Box quote, “All models are wrong, some…Tags: uncertainty, Vicki Boykis
Hannah Davis works with machine learning, which relies on an input dataset to…Tags: bias, Hannah Davis
March 9, 2020, 11:55 a.m.
Suppose you are designing an autonomous system that will gather data and adapt its behavior to that data. At first you face the so-called cold-start problem. You don’t have any data when you first turn the system on, and yet the system needs to do something before it has accumulated …
March 4, 2020, 11:10 a.m.
For many, Gmail automatically categorizes incoming emails to the primary inbox, promotions, and…Tags: election, Gmail, Google, Guardian, The Markup
Feb. 28, 2020, 12:09 p.m.
For The Upshot, Alicia Parlapiano and Quoctrung Bui scaled down the federal budget…Tags: Alicia Parlapiano, budget, Quoctrung Bui, scale, Upshot
In this post, I explain the intuition and logic behind KNN algorithm and show simple implementation written in pure pandas which yield 98% accuracy on the IRIS dataset.
We hear about billionaires spending millions of dollars on ads, acquisitions, etc. It…Tags: money, scale, Washington Post, wealth
Feb. 10, 2020, 12:56 p.m.
It wasn’t just issues with an app. There appears to be many more…Tags: caucus, error, Iowa, Upshot
To increase anonymity in the Census records, the bureau is testing an algorithm…Tags: census, counting, New York Times, privacy
Description The current project applied web scraping techniques to investigate effect of degree type, college type, college major, and regionality, on early- and mid-career earnings and estimated 20 year return on investment of higher education Background College tuition is at an all-time high, and a barrier to entry for many …
This post will give you an insight on how Chi-Square tests work and when to use them.