How to do a Spline-with-Simultaneous-Confidence-Interval

This article describes how to fit a spline and compute a simultaneous confidence interval. 

Requirements

You will need:

• A Date/Time structure variable.
• At least one Numeric structure variable.

Method

1. Select Anything > Advanced Analytics > Test > Spline with Simultaneous Confidence Interval.
2. For Outcome, select a numeric structure variable
3. For Predictor, select a Date/Time structure variable
4. For Regression type - Select the Regression type you want to use:
   • Binary Logit - this is the default.
   • Linear
5. For Confidence interval % - the default is 95
6. For Draws to show - the default is 30
7. For Random seed - the default is 12321

Next

How to create a time series graph