Read Part I : Download the Quirk’s article. To understand why ordinary regression assumptions are bad, we need to look at some (new data) scenarios. Suppose that Bob had a HGPA of […]
Predictive Statistics: GPA Case Study, Part II
Predictive Statistics: GPA Case Study, Part I
Read Part II : Download the Quirk’s article. Predictive statistics differs from classical (frequentist and Bayesian) practices because it focuses on observables and not metaphysical entities. Observables are the data we can […]
Monday Moanin’
I stole that title from the late Bob Talbert, an everyman columnist from the late, or possibly undead, Detroit Free Press. He would use that title whenever he had a column to […]
Ayn Rand and the Differences Between Groups
Roger Kimball is causing a stink, a predictable yet enjoyable stink, by publishing Anthony Daniels’s review of an Ayn Rand biography in this month’s The New Criterion. There are two enduring internet-subjects […]
What do you guys look like?
How many of you are there? According to a mixture of WordPress and Google Analytics statistics reports, I receive roughly twelve to fifteen hundred hits per day. That’s excluding bots and other […]
R Lecture 7: Reading External Data Part II
10 minutes is a shockingly short period of time! Today, some common errors you WILL see when you try to read in data. The code below has many typos. Watch for Windows […]
Climate Skeptic Conspiracy Strikes!
I have never been part of a conspiracy before—there was never the opportunity—so you can imagine how excited I am about finally joining one. It’s true that, in 1978, I, my sister, […]
R Lecture 6: Reading External Data Part I
10 minutes is a shockingly short period of time! Go to https://www.wmbriggs.com/book/ and save the advertising.csv file into your myR folder. Make SURE it is saved as a CSV file and NOT […]
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