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Walker Maths 3.14 Probability Distributions

By | Copyright Year:2017 | ISBN-13: 9780170389389

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. Projection Files are also available for all standards, please contact your Sales Representative for more details.


What are probability distributions?
Discrete vs continuous random variables
The language of probability
True probability, experimental probability and theoretical (model) probability

Discrete random variables
1.General distributions
Describing distributions
Calculating the mean, standard deviation and variance of distributions
Using distributions to solve problems
2.The Poisson distribution
Applications of the Poisson distribution
Inverse Poisson problems
3.The binomial distribution
Inverse binomial problems

Continuous random variables
1.The normal distribution
The standard normal distribution
Reading normal distribution tables
Calculating probabilities
Inverse normal distribution
Continuity correction
2.The rectangular (continuous uniform) distribution
3.The triangular distribution

Practice questions
Binomial distribution
Poisson distribution
Normal distribution
Mix and match activity


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.