Home > Subjects > Mathematics > Level 3 - statistics and modelling > 3.1 Time series (AS90641) > Subject content > Time series
- Subject: Mathematics
- AS: 90641
- Level: 3
- Credits: 3
- Internal
Statistics and modelling 3.1 Determine the trend for time series data
Time series
See the three PowerPoint presentations for
Analysis of time series for level 3 – teachers' page
For definitions of the terms used in time series analysis, visit:
Statistics Glossary – Time series data
Time Series Analysis
Time Series
Finding suitable data
- Check if your school has PC/INFOS Schools, a database supplied to schools by Statistics New Zealand. It may be available in the school library, the mathematics department, or the economics department.
- The Statistics New Zealand website has a large amount of data.
- Data collected by Statistics New Zealand is published monthly in Key Statistics which you could find at your local library.
- Suitable time series have a distinct seasonal cycle or a long-term trend which is masked by the variability of the data.
- Local statistics are often available from local councils.
- There are many websites where you can find appropriate data, for example:
