HYPOTHESIS TESTING
FRAMEWORK
Farrokh Alemi Ph.D.
Objective
Framework
The objective of this section is to teach you
the framework of hypothesis testing.
Null Hypothesis
Skeptic
Skeptics
Double Negatives
Decision Errors
Decision Errors
Decision Errors
Decision Errors
Decision Errors
Decision Errors
Decision Errors
Decision Errors
Decision Errors
Decision Errors
Significance Level
Confidence Interval
Confidence Interval
One Sided Test
P-value
P-value
P-value
P-value
P-value
P-value
P-value
P-value
P-value
P-value
P-value
P-value
P-value
Exercise
Exercise
Exercise
Exercise
Exercise
Exercise
Exercise
Exercise
Exercise
Two Sided Test with P-value
Two Sided Test with P-value
Two Sided Test with P-value
Two Sided Test with P-value
Take Home Lesson
Five steps: test assumptions, state hypotheses,
calculate Z under null hypothesis, look up p,
reject or fail to reject