Discuss what may be causing the movement over time in Qantas International CASK? You are encouraged to support your answer with other data sources.

Individual assignment: Analysis of Qantas Group Data
Question 1. (10 Marks)

Calculate Qantas domestic RASK in Australian cents per ASK for the semi-annual period December 2011 to June 2021.

Describe the seasonality in the data. Why might any seasonality come about? What measures could you use to quantify the seasonality in the data? Discuss why Qantas domestic RASK may increase or decrease over time? Discuss the impact of COVID-19 on the time series movements in Qantas Domestic RASK.

Discuss what may be causing the movement over time in Qantas International CASK? You are encouraged to support your answer with other data sources.