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Homework 8 key errata

I discovered a typo in the key to homework 8 that I handed out in class today. Specifically, the very first tree, for What should I buy? has a superfluous C...

Office hours and accounting

Two things. First, in class we walked through some places in homework 8 where the grader might have been overenthusistic in taking points off. If you have ...

Practice finals etc.

The practice finals and their keys are now linked into the schedule page, as well as the key for the “exercises 9,” so if you want to use this to check how y...

Homework 7 comments

I’ve gotten a couple of comments and questions about homework 7 and its relation to the previous handout in class, so let me go over the things that I have b...

Practice midterm updated

The key to the practice midterm I handed out in class (last year’s midterm) did not have an answer to one of the problems on it. I have updated that, called...