GIAF USA Spring 2015 - Demystifying data

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Demystifying DataPALLAS HORWITZSENIOR DATA SCIENTISTBLUE SHELL GAMES

What is wrong with being overwhelmed by data?• Problem:• Only data team members are comfortable accessing and analyzing

the data• Data teams spend too much time pulling data instead of driving

ROI positive insights• Executive team does not value data driven decisions

• Solution:• Identify the analytic needs of every department• Create infrastructure and culture that empowers departments to

perform simple analyses autonomously

Blue Shell Games, LLC

Problem 1: “I can’t access the data”Common Causes:• The visual report is broken or out of

date• The user doesn’t have access to the

database• The user doesn’t know where to find

the relevant data

Problem 2: “We don’t have that data”Common Causes:• Asking the wrong question• Lack of Metrics QA• The requested data is not actionable

Problem 3: “A/B Testing is too hard”Common Causes:• Business intuition leads to the same

conclusions as the A/B test results• Test results are too fuzzy and p-values

are statistically insignificant• Even statistically significant results

won’t change the product roadmap

Solution: Empower everyone to be a data consumer• Identify the needs of

every department• Anyone can do simple

SQL• Data Standardization

Document:• Database Logins• Template Queries

Data

Product

Engineering

QA

Community

Product Solution

Result: • Only the “right” questions are asked

• “Is my feature making money?”

• High Level Statistics• DAU, Installs, ARPDAU, Payers,

Conversion• Trends: DoD, WoW, 2Wo2W,

MoM

• Read Every Spec!

Engineering Solution• “What do I need to

implement?”• Act as translator• Metrics Spec

Result: • Useful data is collected and proxies are available for

missing metrics

QA Solution• “How do I test this?”• A feature is not complete

until metrics are implemented and QA’d

• Setup user friendly metrics logs

Result: • Implemented metrics act as intended

Community Solution• “How do I keep players

engaged?”• Tailor contests to in-game

activity• Have contest entries

queryable

Result: • Marketing decisions are informed by actual player

behavior

Data Solution• “How can I contribute to

the bottom line?”• Naïve customer

segmentation can greatly impact revenue

• Only implement tests that will affect change

User Segment Revenue Delta p-value

non payer -34% 0.45

payer 137% 0.02

small whale 65% 0.16

whale -43% 0.23

all -6% 0.8

Result: • Data improves the bottom line and drives product

change

Pallas Horwitzpallas@blueshellgames.compallas.horwitz@gmail.com

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