B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
57%
57% -- response accuracy impact for sales question sequencing (2026)
MIT's Sales Brain Lab found that question sequencing impacts response accuracy by up to 57%.
- up to 57%
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
57%
Unit
Percentage
Data Vintage
2026
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
MIT Sales Brain Lab
Primary
Tier C
https://bizaigpt.com/blog/lead-qualification-questions ↗
Source Article
Lead Qualification Questions Every Agency Needs (2026 Template)
Original Research
MIT Sales Brain Lab
· Original study ↗
Methodology
Cited from MIT's Sales Brain Lab
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
sales question sequencing: 57% response accuracy impact. Source: MIT Sales Brain Lab (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/question-sequencing-accuracy
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<blockquote cite="https://lighthousedata.io/data/question-sequencing-accuracy" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>57%</strong> -- response accuracy impact for sales question sequencing<br><small>Source: MIT Sales Brain Lab (2026) · <a href="https://lighthousedata.io/data/question-sequencing-accuracy" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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