B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Dated
30%
30% -- task completion rate for users (2020)
30% of participants successfully clicked the target navigation element ('show bookmarked') during the task test.
- Example task test on an interface design looking at the 'show bookmarked' navigation element
Attribution:
View source
Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
30%
Unit
Percentage
Data Vintage
2020
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
95
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
UsabilityHub
Primary
Tier A
https://usabilityhub.com/examples/understand-interface ↗
Source Article
Do users understand how my interface functions?
Contributed by
UsabilityHub
There are lots of different ways of measuring the intuitiveness of a user interface, but task-based tests are the most trusted method. In a nutshell, you give users a job to complete on the interface, and then observe and measure what they do. Task-based tests are a commo…
Original Research
UsabilityHub
· Original study ↗
Methodology
Task-based user testing session to measure the intuitiveness of a user interface.
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
users: 30% task completion rate. Source: UsabilityHub (2020). Via Lighthouse Intelligence -- https://lighthousedata.io/data/usabilityhub_ui_test_success_rate
HTML Embed
<blockquote cite="https://lighthousedata.io/data/usabilityhub_ui_test_success_rate" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>30%</strong> -- task completion rate for users<br><small>Source: UsabilityHub (2020) · <a href="https://lighthousedata.io/data/usabilityhub_ui_test_success_rate" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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