CAS Exam MAS-I Fall 2018, Question 45
Study guide: Exam MAS-II
You are given the following quarterly rainfall totals over a two-year span:
| Quarter | Rainfall |
|---|---|
| 2016 q1 | 25 |
| 2016 q2 | 19 |
| 2016 q3 | 10 |
| 2016 q4 | 32 |
| 2017 q1 | 26 |
| 2017 q2 | 38 |
| 2017 q3 | 22 |
| 2017 q4 | 20 |
Calculate the sample lag 4 autocorrelation.
- A) Less than 0.0
- B) At least 0.0, but less than 0.3
- C) At least 0.3, but less than 0.6
- D) At least 0.6, but less than 0.9
- E) At least 0.9
Answer this question and see the worked solution