Review practice
Choose a section to work through its questions and solutions. Your progress is shared across pages. Ranges follow collection order; original source labels are kept on each question.
Section 1 · Questions 1–6
Choose a model with a limiting daily rate · An outlier reverses the fitted trend · +4 more
- Question 1 · Choose a model with a limiting daily rate
- Question 2 · An outlier reverses the fitted trend
- Question 3 · Refit a logarithmic model after finding a recording error
- Question 4 · Transform PSI and recover an additional observation
- Question 5 · Fit a bounded growth model
- Question 6 · Choose the regression direction for an inverse prediction
Section 2 · Questions 7–9
Recover a missing score and compare model shapes · Draw a logarithmic pattern and regress mass on time · +1 more