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Walker Maths: 1.12 Chance and Data

By | Copyright Year:2016 | ISBN-13: 9780170370424

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.


Statistical enquiry cycle
The range of values for probabilities
Using numbers for writing probability
Ways of calculating probabilities
1 Equally likely outcomes
2 Long run relative frequency
Expected number of outcomes
Probabilities from bar graphs and frequency histograms
Combining probabilities — probability trees
Two-way frequency tables

Data handling
Collecting data
Measures of centre
Measures of spread
Displaying data
1 Dot plots
2 Box plots
Combining dot plots, box plots and means
Drawing conclusions from pairs of box plots
Comparing groups using dot and box plots

Bivariate data

Time series
Single time series
Comparing time series

Statistical reports
Practice questions


Charlotte Walker BEd, GradDipTchLn, MHealSc.Charlotte has over 10 years' experience in teaching Mathematics.

Victoria Walker BSc (Hons), GradDipTchLn. Victoria has twenty years' experience in teaching Mathematics. She has received a Jim Campbell award for teaching excellence (2003) and an Ernest Duncan award in Mathematics (2007).


All workbooks are written for the current NCEA Achievement standards.

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.