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Quick Tips for
Better Testing
Jen Boland
Analytics and
Optimization Lead
Sara Hoffman
Web Development
Manager
Brian Rogel
Associate Director of
SEO and SEM
About us
#Bridge16
Avon Breast Cancer
Crusade
Beaconfire REDBeaconfire RED
CONFIDENTIAL 3
Agenda
• Creating a plan
• Test strategy
• Test setup
• Things to do while your are testing
• How to evaluate results
• What to do after testing
Create a Plan
Just because someone
else did it doesn’t mean it
will work for you.
CONFIDENTIAL5
Define Website Pain Points
1) Determine goals
2) List problem areas
3) Rank list based on
costs and benefits
#Bridge16
Review Metrics of the Proposed Test
Key Metrics:
• Unique Visits
• Pageviews
• Conversion Rate
• Average Gift
#Bridge16
Form Analytics & Error Messaging
#Bridge16
#Bridge16
FPO
Usability Testing
User Testing Tools
#Bridge16
Test Strategy
Determine Metrics that can be Tested
#Bridge16
TOP-FUNNEL
(Landing Pages)
MID-FUNNEL
(Transition Pages)
BOTTOM-FUNNEL
(Conversion Forms)
User’sJourney
Decision Tips:
• Top-funnel tests run faster
than bottom-funnel tests
• Testing conversions is not
always possible
• Make sure the target
sample size can be reached
in the proposed test
duration
Determining Sample Size
Sample Size Tips:
• Use sample size
calculators
• Run tests until the
sample size is reached,
not until statistical
significance is reached
#Bridge16
A minimum detectable effect
(MDE) is the smallest true
effect that has a ‘good
chance’ of being found to be
statistically significant.
Test Across Thank You Pages & Emails
C: Honor GiftB: Sustainer
w/ Premium
A:Sustainer
Test Duration: Minimum
Minimum Test Duration Tips:
• Run tests for full week cycles
• One week minimum is possible for websites
with exceptionally high traffic
• A two week minimum is preferred for most
websites
#Bridge16
Test Duration: Maximum
Maximum Test Duration Tips:
• Clearing cookies can cause sample pollution
o Lifehacker Poll: 72.35% of people clear
cookies or use private browsing
o Microsoft Report: studies show 30% to
40% of people clear cookies monthly
• Avoid running tests longer than four weeks
#Bridge16
Test Duration and Skewed Results
#Bridge16
Avoid running tests during holidays or seasonal anomalies
(Ex: End-of-year and non-end-of-year traffic acts very differently)
Test Duration and Sample Size Recap
#Bridge16
• Determine target sample size
• Run tests for full week cycles
• 2 to 4 week test durations are best
• Run tests until the target sample size is reached,
not until statistical significance is reached
• Be aware of holidays and seasonal anomalies
#Bridge16
Where are you going?
Make a map
January February March April May June July
Homepage
User Testing
Homepage Hero Slider A/B Homepage Static Hero
Build Hero Ask String High-Low
Survey -
Legal
Survey
Rebuild
overlay
Pre Year-End
Overlay POC
 possible
extension
Action TY Story Title
Suggested
Amount
inahat.co/bridge-roadmap
CONFIDENTIAL 25
Test
Variation
Name
Test
Length Traffic % # of Visitors VWO Type Test Location
ETA for
Results
Hero Homepage Donation Ask No Test 7 60% 587 ABCD
CMS
Homepage 1/12/2015
Hero Homepage Donation Ask Control 7 13% 1401 ABCD
CMS
Homepage 1/12/2015
Hero Homepage Donation Ask Var1 7 13% 1458 ABCD
CMS
Homepage 1/12/2015
Hero Homepage Donation Ask Var2 7 13% 1464 ABCD
CMS
Homepage 1/12/2015
Grey Overlay Homepage Real Control 7 50% 883 Split test
CMS
Homepage 1/20/2015
Grey Overlay Homepage Grey Overlay 7 50% 857 Split test
CMS
Homepage 1/20/2015
Hamburger Control 14 50% 1828 ABC
Homepage
and Directory 6/8/2015
Hamburger Button 14 25% 920 ABC
Homepage
and Directory 6/8/2015
Hamburger Left Logo 14 25% 943 ABC
Homepage
and Directory 6/8/2015
Create a Hypothesis
CONFIDENTIAL26
Hypothesis Creation
#Bridge16
Sections of a Hypothesis:
1) Statement of Problem
2) Proposed Solution
3) Expected Results
Hypothesis Template
#Bridge16
Based on <data discovered> we believe <website issue> is
causing <undesirable result>. We believe <change to be tested>
will help resolve <website issue> and cause <desired result>.
Writing your Hypothesis
#Bridge16
Example Hypothesis:
Based on a 31% below average conversion
rate for paid search traffic we believe a
lack of information on donation forms is
causing a high drop-off rate. We believe
sending people to an information rich
splash page before the donation form will
help resolve the high drop-off rate and
cause an increase in conversion rate.
Paid Search Landing Page Test
#Bridge16
+47%
Conversion rate
Less form fields
More information
Test Setup
CONFIDENTIAL31
Testing Tools
#Bridge16
Test Setup
• Preserve Query
Parameters
• Link with Analytics
Tools
#Bridge16
https://testsite.org?Donation2?d
f_id=12362&12362.donation=for
m1&utm_source=newsletter&ut
m_medium=email&utm_content
=link1&utm_campaign=fall
Beware of Peeping Toms
• Browser Tools like WAPPALYZER, dataSlayer, Pessimezely or
WASP can expose your test and variant names!
#Bridge16
Segmentation
#Bridge16
Test Large to Small
#Bridge16
Test Broadly
Test VariationControl
#Bridge16
Don’t Work Late or on Weekends
#Bridge16
While You’re
Testing…
Monitor Results
#Bridge16
Monitor Results
#Bridge16
Micro Conversions
#Bridge16
Micro Conversions
#Bridge16
Control
Variant
+9.7%
Website sign-in clicks
+4.9%
Credit card sign-in clicks
+21%
Registration clicks
Avoid Other Website Changes
#Bridge16
Results
#Bridge16
Tools to Help with Testing – Handout!
Calculators!
Tools to Help with Testing – Handout!
Your Good Friend – Excel!
Percent Change
(Current Value – Previous Value) / Previous Value
#Bridge16
Unanticipated Results
#Bridge16
P-Value and Statistical Power
#Bridge16
“If you use p=0.05 to suggest
that you have made a
discovery, you will be wrong
at least 30% of the time.”
- David Colquhoun
Analyzing Data: What’s a Win?
#Bridge16
Checklist:
 Low P-Value
 High Power
 Test Reaches Target
Sample Size
 Test is Not an Industry
Outlier
What Tools Tell You
#Bridge16
Two-Tail T-Test
After Your Test
Validate – Iterate!
inahat.co/bridge-validate
Hypothesis
Create /
Iterate
Continuous
Testing
Measure
Results
#Bridge16
#Bridge16
Modify Your Map
January February March April May June July
Homepage
User Testing
Homepage Hero Slider A/B Homepage Static Hero
Build Hero Ask String High-Low Paid Search
Ask
DRTV Ask
Survey -
Legal
Survey
Rebuild
overlay
Pre Year-End
Overlay POC
 possible
extension
Paid Search
Overlay
Action TY Story Title
Suggested
Amount
inahat.co/bridge-roadmap
Sharing Lessons Across Channels
#Bridge16
Using Google AdWords to test how effective different
copy variations are at improving click-through-rates.
Control Variants
+25.2%
CTR Improvement
-6.9%
CTR Reduction
Sharing Lessons Across Channels
#Bridge16
The difference in “Don’t miss” and “Don’t miss out on”
made a 34.4% difference in click-through-rates. The test
was significant at 99% with 99.93% statistical power.
Variant
+34.4%
CTR Improvement
Control
Cross-Channel Implementations
#Bridge16
Copy tests help determine the best messaging for your audience.
Improvements discovered can be leveraged in many channels:
Meta Content (Organic)
Ad Copy (Paid)
• Email
• Direct Mail
• DRTV
• Social Media
• Organic Meta Content
• Display Ad Copy
I’ve failed over and
over and that is why I
succeed.
CONFIDENTIAL60
Michael Jordan
Questions?
Download our Free Testing Guide:
http://inahat.co/testing-handout
Don’t forget to visit the
Solutions Showcase!
Many of the ideas discussed today are on display at the
Solutions Showcase!

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Quick Tips for Better Testing - 2016 Bridge Conference

  • 2. Jen Boland Analytics and Optimization Lead Sara Hoffman Web Development Manager Brian Rogel Associate Director of SEO and SEM About us #Bridge16 Avon Breast Cancer Crusade Beaconfire REDBeaconfire RED
  • 3. CONFIDENTIAL 3 Agenda • Creating a plan • Test strategy • Test setup • Things to do while your are testing • How to evaluate results • What to do after testing
  • 5. Just because someone else did it doesn’t mean it will work for you. CONFIDENTIAL5
  • 6. Define Website Pain Points 1) Determine goals 2) List problem areas 3) Rank list based on costs and benefits #Bridge16
  • 7. Review Metrics of the Proposed Test Key Metrics: • Unique Visits • Pageviews • Conversion Rate • Average Gift #Bridge16
  • 8. Form Analytics & Error Messaging #Bridge16
  • 13. Determine Metrics that can be Tested #Bridge16 TOP-FUNNEL (Landing Pages) MID-FUNNEL (Transition Pages) BOTTOM-FUNNEL (Conversion Forms) User’sJourney Decision Tips: • Top-funnel tests run faster than bottom-funnel tests • Testing conversions is not always possible • Make sure the target sample size can be reached in the proposed test duration
  • 14. Determining Sample Size Sample Size Tips: • Use sample size calculators • Run tests until the sample size is reached, not until statistical significance is reached #Bridge16
  • 15. A minimum detectable effect (MDE) is the smallest true effect that has a ‘good chance’ of being found to be statistically significant.
  • 16.
  • 17.
  • 18.
  • 19. Test Across Thank You Pages & Emails C: Honor GiftB: Sustainer w/ Premium A:Sustainer
  • 20. Test Duration: Minimum Minimum Test Duration Tips: • Run tests for full week cycles • One week minimum is possible for websites with exceptionally high traffic • A two week minimum is preferred for most websites #Bridge16
  • 21. Test Duration: Maximum Maximum Test Duration Tips: • Clearing cookies can cause sample pollution o Lifehacker Poll: 72.35% of people clear cookies or use private browsing o Microsoft Report: studies show 30% to 40% of people clear cookies monthly • Avoid running tests longer than four weeks #Bridge16
  • 22. Test Duration and Skewed Results #Bridge16 Avoid running tests during holidays or seasonal anomalies (Ex: End-of-year and non-end-of-year traffic acts very differently)
  • 23. Test Duration and Sample Size Recap #Bridge16 • Determine target sample size • Run tests for full week cycles • 2 to 4 week test durations are best • Run tests until the target sample size is reached, not until statistical significance is reached • Be aware of holidays and seasonal anomalies
  • 24. #Bridge16 Where are you going? Make a map January February March April May June July Homepage User Testing Homepage Hero Slider A/B Homepage Static Hero Build Hero Ask String High-Low Survey - Legal Survey Rebuild overlay Pre Year-End Overlay POC  possible extension Action TY Story Title Suggested Amount inahat.co/bridge-roadmap
  • 25. CONFIDENTIAL 25 Test Variation Name Test Length Traffic % # of Visitors VWO Type Test Location ETA for Results Hero Homepage Donation Ask No Test 7 60% 587 ABCD CMS Homepage 1/12/2015 Hero Homepage Donation Ask Control 7 13% 1401 ABCD CMS Homepage 1/12/2015 Hero Homepage Donation Ask Var1 7 13% 1458 ABCD CMS Homepage 1/12/2015 Hero Homepage Donation Ask Var2 7 13% 1464 ABCD CMS Homepage 1/12/2015 Grey Overlay Homepage Real Control 7 50% 883 Split test CMS Homepage 1/20/2015 Grey Overlay Homepage Grey Overlay 7 50% 857 Split test CMS Homepage 1/20/2015 Hamburger Control 14 50% 1828 ABC Homepage and Directory 6/8/2015 Hamburger Button 14 25% 920 ABC Homepage and Directory 6/8/2015 Hamburger Left Logo 14 25% 943 ABC Homepage and Directory 6/8/2015
  • 27. Hypothesis Creation #Bridge16 Sections of a Hypothesis: 1) Statement of Problem 2) Proposed Solution 3) Expected Results
  • 28. Hypothesis Template #Bridge16 Based on <data discovered> we believe <website issue> is causing <undesirable result>. We believe <change to be tested> will help resolve <website issue> and cause <desired result>.
  • 29. Writing your Hypothesis #Bridge16 Example Hypothesis: Based on a 31% below average conversion rate for paid search traffic we believe a lack of information on donation forms is causing a high drop-off rate. We believe sending people to an information rich splash page before the donation form will help resolve the high drop-off rate and cause an increase in conversion rate.
  • 30. Paid Search Landing Page Test #Bridge16 +47% Conversion rate Less form fields More information
  • 33. Test Setup • Preserve Query Parameters • Link with Analytics Tools #Bridge16 https://testsite.org?Donation2?d f_id=12362&12362.donation=for m1&utm_source=newsletter&ut m_medium=email&utm_content =link1&utm_campaign=fall
  • 34. Beware of Peeping Toms • Browser Tools like WAPPALYZER, dataSlayer, Pessimezely or WASP can expose your test and variant names! #Bridge16
  • 36. Test Large to Small #Bridge16
  • 38. Don’t Work Late or on Weekends #Bridge16
  • 43. Micro Conversions #Bridge16 Control Variant +9.7% Website sign-in clicks +4.9% Credit card sign-in clicks +21% Registration clicks
  • 44. Avoid Other Website Changes #Bridge16
  • 46. #Bridge16 Tools to Help with Testing – Handout! Calculators!
  • 47. Tools to Help with Testing – Handout! Your Good Friend – Excel! Percent Change (Current Value – Previous Value) / Previous Value #Bridge16
  • 49. P-Value and Statistical Power #Bridge16
  • 50. “If you use p=0.05 to suggest that you have made a discovery, you will be wrong at least 30% of the time.” - David Colquhoun
  • 51. Analyzing Data: What’s a Win? #Bridge16 Checklist:  Low P-Value  High Power  Test Reaches Target Sample Size  Test is Not an Industry Outlier
  • 52. What Tools Tell You #Bridge16
  • 55. Validate – Iterate! inahat.co/bridge-validate Hypothesis Create / Iterate Continuous Testing Measure Results #Bridge16
  • 56. #Bridge16 Modify Your Map January February March April May June July Homepage User Testing Homepage Hero Slider A/B Homepage Static Hero Build Hero Ask String High-Low Paid Search Ask DRTV Ask Survey - Legal Survey Rebuild overlay Pre Year-End Overlay POC  possible extension Paid Search Overlay Action TY Story Title Suggested Amount inahat.co/bridge-roadmap
  • 57. Sharing Lessons Across Channels #Bridge16 Using Google AdWords to test how effective different copy variations are at improving click-through-rates. Control Variants +25.2% CTR Improvement -6.9% CTR Reduction
  • 58. Sharing Lessons Across Channels #Bridge16 The difference in “Don’t miss” and “Don’t miss out on” made a 34.4% difference in click-through-rates. The test was significant at 99% with 99.93% statistical power. Variant +34.4% CTR Improvement Control
  • 59. Cross-Channel Implementations #Bridge16 Copy tests help determine the best messaging for your audience. Improvements discovered can be leveraged in many channels: Meta Content (Organic) Ad Copy (Paid) • Email • Direct Mail • DRTV • Social Media • Organic Meta Content • Display Ad Copy
  • 60. I’ve failed over and over and that is why I succeed. CONFIDENTIAL60 Michael Jordan
  • 61. Questions? Download our Free Testing Guide: http://inahat.co/testing-handout Don’t forget to visit the Solutions Showcase! Many of the ideas discussed today are on display at the Solutions Showcase!

Notes de l'éditeur

  1. Jen