Review for Exam 2
October 21, 2019
Review:
- Quiz 5 and Extra Credit
- Significance Testing
- Exam 2 on Wed Oct 23
Exam 2 Topics:
- Census
- Sampling
- Sampling Distributions
- Central Limit Theorem
- Estimation
- Confidence Intervals = Point estimate +/- Margin of error
- t-distribution for small samples
- Inference for Proportions
- Significance Testing
- Step 1. Set up Ho and Ha
- Step 2. Calculate Z statistic
- Step 3. Calculate p-value
- Step 4. Compare p-value to alpha (0.05) and decide to Reject Ho or Fail to Reject Ho
Activity: