STATWORDS: INTRODUCTORY STATISTICS

Random Variables

The resources below were chosen to align with the Clackamas Community College statistics curriculum.

Topic Web page Video Other

Intro to Random Variables

Discrete and continuous random variables
StatTrek

Intro to random variables
Khan Academy

Discrete and continuous random variables
Khan Academy

 

Basics for Discrete Random Variables

Discrete random variables: pdf (probability distribution function) and cdf (cumulative distribution function) tables
StatTrek

Coming up with the pdf for a discrete random variable
www.ck12.org

Excel video: Histogram for a random variable
brucesimmons.com

 

Expected Value (Mean) of a Discrete Random Variable

 

Excel video: Calculating expected value, coin tosses
brucesimmons.com

Interactive web page: Expected value examples
Khan Academy

Mean, Variance, and Standard Deviation of a Discrete Random Variable

Mean, median, and variance of a discrete random variable
StatTrek

Calculating the mean and standard deviation of a random variable
educator.com

Excel video: Calculating the variance and standard deviation of a random variable
brucesimmons.com


Law of Large Numbers

Law of Large Numbers
Wolfram MathWorld

Law of Large Numbers
Khan Academy

 

Topic Web page Video Other