Concept of Hypothesis Testing
The resources below were chosen to align with the Clackamas Community College statistics curriculum.
Topic  Web page  Video  Other 
Vocabulary 
Null and alternative hypotheses Onesided test Twosided test Test statistic 


Hypothesis Testing Concept 
pvalue concept pvalues: what they are and are not Why use α = 0.05 as the measure of statistical significance? 

Type I and II errors, Power of a Test 
Type I and II errors and the concept of power 


Topic  Web page  Video  Other 