Interpreting Conflicting ADF and KPSS Stationarity Test Results

Company: Opentext_11sep

Difficulty: medium

Problem Statement

Question 1

Refer to the results of given tests when applied to time series data. What is the stationarity of the time series data? | Test | Result | | --- | --- | | Augmented Dickey Fuller (ADF) test | Stationary | | Kwiatkowski-Phillips-Schmidt-Shin (KPSS) Test | Not stationary |