Users Online
· Guests Online: 87
· Members Online: 0
· Total Members: 188
· Newest Member: meenachowdary055
· Members Online: 0
· Total Members: 188
· Newest Member: meenachowdary055
Forum Threads
Newest Threads
No Threads created
Hottest Threads
No Threads created
Latest Articles
Articles Hierarchy
Data Science Dumps For EMC- E20-007
Question ID 6282 |
Before you build an ARMA model, how can you tell if your time series is weakly stationary? |
Option A |
There appears to be a constant variance around a constant mean.
|
Option B |
The mean of the series is close to 0. |
Option C |
The series is normally distributed. |
Option D |
There appears to be no apparent trend component. |
Correct Answer | A |
Update Date and Time 2017-04-28 11:12:03
Question ID 6283 |
What is an example of a null hypothesis? |
Option A |
that a newly created model does not provide better predictions than the currently existing model |
Option B |
that a newly created model provides a prediction of a null sample mean |
Option C |
that a newly created model provides a prediction of a null population mean |
Option D |
that a newly created model provides a prediction that will be well fit to the null distribution |
Correct Answer | A |
Description
Update Date and Time 2017-04-28 11:13:30
Comments
No Comments have been Posted.
Post Comment
Please Login to Post a Comment.