Creating a random calendar with R

Not So Standard Deviations

Sometimes this is my life. But it’s so satisfying when you write a program that saves you time! Here is an example.

The Problem: 

For several years at Hopkins I have been involved in teaching a large (500+ person) introductory Biostatistics class. This class usually has a team of 12-15 teaching assistants, who together staff the twice-daily office hours. TAs are generally assigned to “random” office-hours, with the intention that students in the class get a variety of view-points if, for example, they can only come to Tuesday afternoon office hours.

When I started the course, the random office-hours were assigned by our very dedicated administrative coordinator, who sent them out via email on a spreadsheet. Naturally, there were several individual TA conflicts, which would result in more emails, which would lead to version control problems and — ultimately — angry students at empty office hours. Additionally, assigning TAs to random time-slots…

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