Dell-EMC
E20-007 · Question #85
Refer to the exhibit. In the exhibit, a correlogram is provided based on an autocorrelation analysis of a sample dataset. What can you conclude from only this exhibit?
The correct answer is B. There is significant autocorrelation through lag 3. See the full explanation below for the reasoning.
Question
Refer to the exhibit. In the exhibit, a correlogram is provided based on an autocorrelation analysis of a sample dataset. What can you conclude from only this exhibit?
Exhibit
Options
- AThere is no structure left to model in the data
- BThere is significant autocorrelation through lag 3
- CLag 7 has a significant negative autocorrelation
- DDifferencing is required before proceeding with any analysis
How the community answered
(36 responses)- A17% (6)
- B72% (26)
- C8% (3)
- D3% (1)
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