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Class 49: Discussion of Exam 3

Held:

We discuss possible solutions to exam 3.

Preliminaries

Overview

  • Testing (with problem 2)
  • Recursion (with problem 3)

Updates

News / Etc.

  • We will use today’s class to discuss exam 3.
  • New partners!
  • Grading update
    • Robert Burns remains correct.
  • Note: I have convinced Andrew Kaufman to review your works.
  • I am frustrated that some of you found it necessary to receive (and perhaps, give) inappropriate assistance on exam 3 (and, looking back, on exam 2). In the future, please ask me for support, rather than asking others.
    • To the rest of the class: I apologize that the time it will take me to address these issues will delay my other work.

Upcoming Work

  • NO lab writeup!
  • Reading for Tuesday: Search algorithms
    • Make sure to do the self-check!
  • Projects due Tuesday night.
  • Exam 4 distributed Wednesday.
  • No quiz Friday.

Extra credit (Academic/Artistic)

  • CS Table, Tuesday, Noon: Randomness or something.
  • The Harold W. ’38 and Jean Ryan ’38 Squire Lectureship in Physics. May 2nd, 7:00 p.m., ARH 302. Astrophysicist Kartik Sheth (Grinnell class of 1993) will present From Mumbai to Grinnell to NASA HQ - Adventures in Time and Space
  • IMPORTANT: CS Extras, Thursday, May 4, 4:15 p.m.: Inclusion in CS. Science 2022. Please attend. Snacks available at 4:00 p.m.

Extra credit (Peer)

  • NEW: Grinnell Monologues is performing on this Thursday and Friday in Main Lounge at 7:30 p.m.
  • Drill Team Show, Friday, May 5, at Triple V stables. The other side of the golf course. Free rides (cars, not pony) to the event!
  • GSEA (Grinnell Space Exploration Agency) is launching a weather balloon on May 7th at 5:30AM. The balloon will go to almost-space and take pictures. It’ll also tell us about its location and the temperature of the air around it as it rises. We’re inviting people to come see the launch, if they want to come (despite the fact that it’s at 5:30AM).
  • Next home baseball game: Sunday, May 7 (Senior Day)

Extra credit (Misc)

  • Make Your Mark on Phase 1!, Tuesday, May 2, 10 a.m., Near the Commencement Stage. (Light refreshments provided.) Leave a hand-print on the construction wall (which will become a Commencement backdrop!) to celebrate the Class of 2017. You can also make chopsticks from wood harvested at the construction site and get your photo taken at the construction-themed photo booth.
  • UPDATED: May 4 town hall on belonging. 11am, May 4, JRC 101. It sounds like we have some important things to discuss; please come share your perspectives!

Other good things to do

About the Final

  • In class.
  • Written.
    • So like a really hard quiz.
  • You may bring one page of notes (handwritten or computer written).
    • Evidence suggests that it has more benefit if it’s hadnwritten.
  • Comprehensive.
  • Four problems.
  • Four-problem grading format: 4 is an A, 3 is a B, 2 is a C, 1 is a D.

Exam 3

I’ll take any questions you may have.

Sam’s Questions

  • What’s something I did well?
  • What’s something I need to improve (other than responding to lab writeups)?
  • What else should I know?