Discussion:
Q1: What is hypothesis testing in the field of statistics, and why is it an important tool?
Q2: What would be an example of the null and alternative hypotheses in the research data below?
- Sample size: 1,100
- Likely potential target market: 4 million
- Satisfaction scores ranged from 1(very dissatisfied) to 5 (very satisfied)
- Average sample satisfaction score: 4.5
- The standard deviation of the sample scores is unknown.
Q3: Why is it important to properly frame the null and alternative hypotheses?