Title: Quiz

Please choose appropriate answer.

1. Suppose you have a 50 year long time series of daily data and you wanted to look just at Madden-Julian Oscillations (periods between 25 and 55 days). Which filter would you apply to the time series?

High-pass filter
Low-pass filter
Band-pass filter (low-pass followed by high-pass)


2. The correlation of a variable with itself at times lagged by certain amount is called ...

Spatial anomaly correlation


3. True or False: White noise is a part of the red noise function