B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
4
4 -- net promoter score difference for online reviews (33 major platforms) (2025-10)
Net Promoter Scores for reviews given on weekends were 3.6 points lower than those given on weekdays.
Attribution:
View source
Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
4
Unit
Score
Data Vintage
2025-10
Entity
Sample Size
400,000,000
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
60
Freshness
95
Source
Journal of Marketing Research
Primary
Tier A
https://app.sciencesays.com/p/don-t-ask-for-reviews-on-weekends ↗
Source Article
Don't ask for reviews on weekends
Original Research
Journal of Marketing Research
· Original study ↗
Methodology
Large-scale review analysis across 33 platforms; Journal of Marketing Research
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
online reviews (33 major platforms): 4 net promoter score difference. Source: Journal of Marketing Research (2025-10). Via Lighthouse Intelligence -- https://lighthousedata.io/data/weekend-nps-drop-2025
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<blockquote cite="https://lighthousedata.io/data/weekend-nps-drop-2025" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>4</strong> -- net promoter score difference for online reviews (33 major platforms)<br><small>Source: Journal of Marketing Research (2025-10) · <a href="https://lighthousedata.io/data/weekend-nps-drop-2025" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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