- Published on
Hypothesis Testing
- Authors
- Name
- Kwanyoung Joo
Hypothesis Testing
Introduction
- null hypothesis
- H0
- alternative hypothesis
- H1
- p-value
- significance level
- type I error
- type II error
- power
- confidence interval
- confidence level
- sample size
- sample mean
- sample standard deviation
- sample variance
- sample size
Research Question: Does a new interactive teaching method improve student test scores compared to a traditional lecture method?
- H0: new interactive teaching method has no effect on student test scores compared to a traditional lecture method.
- H1: new interactive teaching method has positive effects on student test scores (one-sided)
- H1: new interactive teaching method can affect student test scores (two-sided)
Research Question: Does a new medication reduce blood pressure more effectively than the current standard treatment?
- H0: new medication has no different effect on blood pressure compared to the current standard treatment
- H1: new medication can reduce blood pressure compared to the current standard treatment (one-sided)
- H1: new mdication can affect blood pressure compared to the current standard treatment (two-sided)