our img
our img
our img
Syllabus      Lectures      Resources     Contact      Learning Objectives     
our img
our img
Week 10 Summary......
Instructor
Jeremy Jackson
|   May 2, 2016
Location:
NW 3431
|     New Westminster
Albert Einstein: "Great spirits have always encountered opposition from mediocre minds"

What To Do When Sigma Unknown

t-distribution

t-test for a single sample mean

Relationship between the t-distribution and the standard normal distribution

 

The Two Sample Case

The basic reserach study: One IV with 2 levels, 1 DV

Sampling from 2 populations

The null in a basic research study

The P-value in a basic reserach study

 

t-test for Independent Sample Means

t-test example

Example in MS Excel

Assumptions

 

Effect Size vs Statistical Significance

What is the effect size

Measures of sample effect size: Cohen's d.

Relationship between effect size and statistical significance

‹ ‹ Previous Lecture
Next Lecture › ›