COVID-19 (Coronavirus) Information: Central Oregon Community College is preparing to offer some in-person instruction and activities on all campuses this fall, along with online, remote and hybrid learning options for students. Please find COCC’s board-approved reopening plans here. Please also find: COVID-19 general college information; COVID-19 updates for students; and COVID-19 updates for employees.

Sean Rule

Rule, Sean

Professor Mathematics

Office:Grandview Hall 226
Office Hours:


Spring 2020 Courses


MTH 105 (MW)

MTH 105 (TR)


course information

course information


23385 (Redmond)
23620 (Bend)
24317 (Prineville)
23665 (Madras)


Meeting Days and Times

MW 1 PM - 3 PM

TR 10:15 - 12:15

(for when we reconvene
physical classes)
RTEC 124 (Redmond)
PON 222 (Bend)
PRI 130 (Prineville)
MAD 114 (Madras)

GRV 235

Other Class Materials, free for public use

MTH 243 (Intro to Prob/Stat 1) MTH 244 (Intro to Prob/Stat 2) MTH 243/MTH 244 Excel Calculator

"Remember to look up a the stars and not down at your feet.  Try to make sense of what you see and what makes the universe exist.  Be curious. And however difficult life may seem, there is always something you can do, and succeed at.  It matters that you don't just give up." - Stephen Hawking

"There’s two ways to teach anything, whether it’s fly-casting or teaching at a grade school. You can display your knowledge, or you can share your knowledge. And there’s a world of difference."- Lefty Kreh

"Humans are allergic to change. They love to say, 'We've always done it this way.' I try to fight that." - Grace Hopper

"I'm good at algebra, but this is, like, using my brain." - Former MTH 243 student

"This is a *lot of thinking." - Former MTH 105/243/244 student

"Thanks for teaching me to use my brain. And Google." - Former MTH 105 student

"This is some voodoo witchcraft. #why" - Former MTH 243/244 student

"This makes *way too much sense to be a math class." - former MTH 105 student

"It's, like, a little more logical...without 'doing the math'". - former MTH 243 student

"I thought less in A.P. *Calculus than I do in this 'math' class!" - MTH 105 student

"Thank you for helping me *like math."  - MTH 105 student

"You know what it’s like in here?  We’re all like balloons, and you’re like this pin that just wants to pop us open.”

- MTH 105 students

"It's not the's the pathway.”

- MTH 105 student

"Go where the data takes you."

-MTH 105 student (A PLUS for understanding the core idea of stats!)

"You make it really hard to fail this class, don't you?"

- MTH 105 student

"This doesn't feel like a math class - it feels, I dunno...better."

- MTH 098 student

"So, this is a math class for people who don't *like math?"  #kinda

- MTH 105 student

"You kinda look like one of the guys in Weezer."

- MTH 105 student

"Every human should have a basic knowledge of statistics." 

- MTH 105 student

Have something to say (anonymously)? Send me a quick little note.

 Creative Commons License
All work under the "course description" links is licensed under a 
Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.