Tristan Bergh

Predictive Analytics in Action – Real Business Results in SA

EMERGENCE Speaker 8 of 17

Followed by

Marc Smith

@ixioanalytics

Predictive Data Science Powerful Results

How would we predict which coffee you would love?

beans? cappuccino? filter? americano? cold milk? pull

time? pressure? sugar? cinnamon? chocolate

sprinkles?

Your business has more excitement and potential locked

up inside it than a 10 year-old’s birthday morning

Everyone wants to maximise effectiveness,

performance & profits

We have process to do this…

Your business!

Ques t ion , Th ink , Tes t , Ana l y se

•  Ask a question

•  Build your hypothesis/choose one of the coloured pills (there are more than two…)

•  Set up your tests and run them

•  Explore your results as you would a used car: thoroughly and without emotion

Test It!!!

Cross validation: there is no escaping it

If the model fits accurately, your customers’ knowledge is

definitive

Inaccurate models show themselves quickly - start again!

Predictive Analytics Workflow

Question? Hypothesis Data Sourcing & Wrangling

Tweak, Test on Unseen Data

Build Predictive

Model Real-world

Test

Test Group

Control Group

Result

Cool , Cutt ing-Edge Resu l t s

Tested models can be reliably deployed. They’re better than guesswork, aren’t they?

What kind of results can I expect?

Tools of Our Trade

R, Python, Apache stack, Cloud, !

Open Source!Statistics, Engineering,

Applied Maths,!Systems Modelling!

observe measure

experiment test

Results

Call centre savings ZAR6m/month

Payment reminder response from 2% to 24%

Telesales up by 20%

ARPU up by 5%

Net new customer numbers 96% accurate

Insurance quote predictor: 92% accurate

D a t a S c i e n c e

Gather tested insights

from all your data

Get definitive guidance for your business