Simple questions for lesson 1 of stats.com introduction to R class
Shows a framework for embedding interactive grahics within an RPubs document.
The questions (more or less) from lesson 2.
Some comments on how the p-value is simulated in chisq.test
A quiz/commentary on some of the R commands needed for lesson 2
A basic quiz on some of the topics of lesson 2.
A few graphics showing the difference between the t and the normal distributions.
Some refresher notes for students in a calculus class at statistics.com
Some details on the quadratic equation
A quick review of trigonometry for a calculus class at statistics.com
Example of differentiating log likelihood to maximize.
An explanation of the derivative of this function.