B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
1.7%
1.7% -- conversion lift for Tested company landing page (2025)
A company achieved a 1.7% lift in conversions from overall traffic after making small web page changes over a four-month period.
- Based on a single company case study testing headline, image, and copy changes
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
1.7%
Unit
Percentage
Data Vintage
2025
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
inetasia.com
Primary
Tier C
https://www.inetasia.com/articles/best-online-marketing-practice-dont-just-know-your-product/ ↗
Source Article
Website Testing Guide to Improve Conversion Rate | Inetasia
By Gregory Smyth
Testing is a critical part of the website design process in digital marketing. Unfortunately, it is still one of the most neglected activities. Many companies continue to go with their gut instincts, or with what works for them like in traditional marketing, forgetting that the digi…
Original Research
inetasia.com
· Original study ↗
Methodology
Lift in conversions from overall traffic after small web page changes, within four months
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Tested company landing page: 1.7% conversion lift. Source: inetasia.com (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/website-testing-conversion-lift-1-7-percent
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<blockquote cite="https://lighthousedata.io/data/website-testing-conversion-lift-1-7-percent" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>1.7%</strong> -- conversion lift for Tested company landing page<br><small>Source: inetasia.com (2025) · <a href="https://lighthousedata.io/data/website-testing-conversion-lift-1-7-percent" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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