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Walker Maths 3.8 Time Series

By | Copyright Year:2018 | ISBN-13: 9780170389402

Walker Maths is a series of single standard workbooks containing high-quality, up to date material at NCEA Mathematics levels 1, 2 and 3.

The well-designed, write-on workbooks contain teaching material, including relevant formulae, and ample practice exercises along with sample tasks and questions. The workbooks reflect the content and style of the new standards, and allow teachers total flexibility in course design for students at all levels.

As a single standard series, Walker Maths offers Maths department the ability to buy titles all at once, or throughout the year as required.

A Walker Maths Digital Teacher Resource is available for $9.95 per year for a single download. Each Digital Teacher Resource includes a Walker Maths eBook/projection file. Plus a selection of
• Worksheets
• Extra questions
• Teacher notes
• Videos
• Puzzle sheets
• Practice quizzes
• Worked solutions
Schools qualify by adopting the corresponding workbook. Please contact your Sales Representative for more information.


The Statistical enquiry cycle
What is statistical inference?
The components of a time series
1. The trend
2. The seasonal pattern
3. Cyclic patterns
4. Noise/Residuals/Random movements
The mathematics behind time series
1. The trend
2. The seasonal pattern
3. The model
4. Forecasts
5. Unusual points
6. Extras that computer programs do for you
Setting up your investigation
1. Select your data
2. State the purpose of your investigation and who would find it useful
Select and use appropriate displays
Identify features in the data
1. The trend
2. The seasonal pattern
Using the model to make a forecast
1. The model
2. Forecasts
Unusual points
Improving the model
1. By using a multiplicative model
2. By splitting the data into phases
Comparing time series
Combining time series
Communicate finding in a conclusion
Writing about time series data
Pick the errors
Putting it all together
A basic report
A more detailed report
Practice tasks
Data sources


Charlotte Walker BEd, GradDipTchLn, MHealSc. Charlotte has nine years' experience in teaching Mathematics, and is currently Assistant HOD of Mathematics and Dean of Year 9 at Darfield High School.

Victoria Walker BSc (Hons), GradDipTchLn.Victoria has twenty years' experience in teaching Mathematics, and is currently Teacher of Mathematics and Specialist Classroom Teacher at Riccarton High School. She has received a Jim Campbell award for teaching excellence (2003) and an Ernest Duncan award in Mathematics (2007).


New, fresh content - right up to date!

Cost effective write-on workbooks for individual standards allows for flexibility in course design.

Rigorous trialling of both text and answers.

Clearly modelled worked examples.

Plenty of practice opportunities.

A high standard of design and production – the clean design allows for plenty of open space and text.

Talented mother-daughter team with many years of combined teaching experience in New Zealand schools.