Petra Roberts petra(at)daa.com.au
BSc (Hons) (ECU)

Consultant Statistician

DAA Consulting Experience: 9 years

Total Industry Experience: 10 years

Petra’s expertise in applied statistics includes areas such as time series analysis, modelling and surveys.  During her time at Data Analysis Australia, Petra has worked with a range of private and public sector organisations, including the Department of the Premier and Cabinet, the Department of Industry and Resources, the Insurance Commission, Edith Cowan University and the City of Subiaco.  In particular, Petra has managed a number of surveys, covering all aspects from the development of questionnaires and survey material, to stakeholder consultation through to the analysis and reporting stages with a focus on quality and accuracy of results.  Specific projects Petra has worked on include customer satisfaction surveys, the analysis of data to understand the different forms of bullying experienced in schools across Western Australia, analysis of the relationship between the microbial content of honey and the species of plant from which the honey was produced, the annual National Preschool Census and modelling of infection rate data to identify possible trends.

Greg Wogan-Browne greg(at)daa.com.au
BCM (Hons) (UWA)

Consultant Software Engineer

DAA Consulting Experience: 10 years

Total Industry Experience: 10 years

Greg has extensive experience in database systems design and management, application development, and programming and systems automation.  Greg's skills are in interfacing information sources with the Internet, including the design and implementation of web surveys and the construction of web based data entry systems running through Data Analysis Australia's internal network.  Greg works in conjunction with other consultants to provide IT solutions for clients.  His skill in managing analytical databases contributes to Data Analysis Australia projects ranging from the audit of the Integrated Public Number Database for the Australian Communication and Media Authority through to the development of Web based data collection forms and surveys.  Greg is experienced as a database developer in SQL Server, PostgreSQL, Access and other software operating in both Windows and Linux or Unix environments.

Hana Sakai hana(at)daa.com.au
BA (Hons) (University of the West of England, UK)

Consultant Statistician

DAA Consulting Experience: 1.5 years

Total Industry Experience: 4.5 years

Hana joined Data Analysis Australia in December 2008 after moving to Perth from London.  Since joining Data Analysis Australia, Hana has developed a diversity of skills, having worked on projects across a number of industries.  Examples of the type of work Hana has been involved in include forecasting gas consumption and costs for a major power supplier, simulating barges transporting coal down a river, calculating weights and modelling standard errors using parallel logarithmic regression for a national survey, reviewing a national tourism survey to investigate the disparity in estimates and trends of visitor numbers, and market research, where Hana applied logistic regression techniques to determine whether survey respondents were sensitive to changes in the price of grocery items. 

John Dickson dickson(at)daa.com.au
BCM (UWA) BSc (Hons) (ECU)

Consultant Statistician

DAA Consulting Experience: 2.5 years

Total Industry Experience: 4.5 years

John has worked at Data Analysis Australia for over two years and has previous experience working in academic research.  As a consultant statistician, he has worked on numerous projects for a diverse set of clients across both the public and private sectors.  In particular John has gained extensive experience working on projects for the natural resources and utilities sectors with some of his major clients including BHP Billiton, Chevron Australia, Synergy and the Water Corporation.  John has skills in a broad range of statistical techniques with particular strengths in applied statistics, modelling, geostatistics and forecasting.

Taryn Major taryn(at)daa.com.au
MAppStat (Macquarie) BSc (Monash) BEng (Curtin)

Consultant Statistician

DAA Consulting Experience: 2 years

Total Industry Experience: 2 years

Taryn joined Data Analysis Australia after graduating from Macquarie University with a Master of Applied Statistics, where she gained experience in modelling and analysis in the biostatistics arena. Prior to undertaking her mathematics and statistics studies, Taryn worked as a mechanical engineer in the mining industry, developing valuable project management skills.  Since joining Data Analysis Australia in July 2008, Taryn has worked on a diverse range of projects for industries including the medical, natural resources and utilities sectors.  Examples of projects include developing and implementing a methodology for estimating energy demand when the available data is known to underestimate the true value, modelling infection rates to identify possible trends, developing, implementing and analysing a benchmarking survey for park management agencies and modelling Australia-wide crash data as part of an evaluation of the National Black Spot Program.

Prudence Thompson prudence(at)daa.com.au
BSc (Hons) (UWA)

Consultant Statistician

DAA Consulting Experience: 2 years

Total Industry Experience: 2 years

Prudence joined Data Analysis Australia in August 2008, after graduating from the University of Western Australia with Honours in Applied Statistics, completing a double major in Statistics and Biophysics.  In her time at Data Analysis Australia, Prudence has gained a wealth of experience in data analysis, modelling and forecasting.  In particular, Prudence has worked on and managed projects in environmental statistics for clients including Western Botanical, Cliffs Natural Resources and Chevron.  Some examples of her environmental work include using ordinal regression to assess whether mining has adversely affected the condition of plants in the local region, developing a program to effectively monitor plant condition and developing an experimental design to assess alternative ways of rejuvenating mining affected areas.  In addition to her environmental work, Prudence has analysed and reported on annual Western Australian crash data for the years 2006 and 2007, and she is currently working on crash data for 2008.

Emma Smith emma(at)daa.com.au
BSc (Hons) (Curtin)

Consultant Statistician

DAA Consulting Experience: 1.5 years

Total Industry Experience: 1.5 years

Emma graduated from Curtin University of Technology with First-Class Honours in Applied Mathematics, specialising in Optimisation Techniques.  After gaining five years experience as a Sessional Academic, Emma joined Data Analysis Australia in December 2008.  Since her commencement at Data Analysis Australia, Emma has worked on a wide range of projects from forecasting population demographics for Local Government and power demands for electricity providers, to the statistical review of environmental studies.  She has also gained expertise in the design and analysis of sample surveys including weighting and standard error calculation for stratified data.  Through her academic studies and project work with Data Analysis Australia, Emma has developed a particular interest and capability for modelling and simulation of complex processes, such as commercial transport scheduling and protein synthesis in ruminants.

Yuichi Yano yuichi(at)daa.com.au
BSc (ECU), MSc (ECU)  

Consultant Statistician

DAA Consulting Experience: <1 year

Total Industry Experience: <1 year

Yuichi joined Data Analysis Australia in February 2010 as a graduate consultant statistician.  Yuichi has recently completed a Master of Science (Mathematics & Planning) degree, where he analysed the relationship between air pollutant concentration and asthma hospitalisation risk in Perth.  Yuichi’s areas of expertise include geostatistics and statistical modelling, as evidenced in his postgraduate research work.  Since joining Data Analysis Australia he has used modelling techniques including linear models and generalised additive models in applications as diverse as estimating ground moisture concentration and modelling the strength of chemical odours.  Yuichi has also worked on various surveys including employee health, customer satisfaction and benchmarking surveys.  His responsibilities included assisting with the set-up of on-line survey instruments, analysis of survey results as well as presentation and reporting of survey outcomes.