Nayland College  Mathematics Home . Year 9 . Year 10 . Level 1 . Level 2 . L3 Statistics . L3 Maths . L3 Calculus . About . Links 
3.8 Time Series HOME  Achievement Objectives  Overview  The Statistics Cycle 
6

Seasonal Effects
Seasonal Decomposition and Forecasting, Part I (Auckland Uni)  Tourist visitors to NZ from different countries notes, Individual & Estimated Seasonal effects calculated. Note: iNZight graphs do not have labels on the vertical axis. For Merit or better you will need to add a lable with units on the vertical axis. (Achieve) (Merit) (Excellence) 
Exemplar EXEMPLARS:  Alcohol Consumptn: Data csv, Word Worksheet  Google Doc class write up  Travel Destination Data csv  Word Write up  Google Doc class work  Travel Purposes: Data csv 


Each cycle of seasonal effects plotted, and the Estimated seasonal effect Shows the variation in seasonal cycles This could be spread out if there is a long term trend  can look at the dates 



Calculations Overview (you tube video by Pricilla Allan)


Discuss the Seasonal Effects for these graphs: (tourist numbers to NZ from different countries of origin)

