Quality:

Article “The Delta Study” in English Wikipedia has 1.6 points for quality (as of July 1, 2025).
The article also contains templates indicating quality issues, therefore its score was reduced by 0.08 points.
Since the creation of article “The Delta Study”, its content was written by 35 registered users of English Wikipedia and edited by 35 registered Wikipedia users in all languages.
The article is cited 90 times in English Wikipedia and cited 90 times in all languages.
The highest Authors Interest rank from 2001:
- Local (English): #48056 in April 2012
- Global: #221961 in April 2012
The highest popularity rank from 2008:
- Local (English): #1411432 in November 2010
- Global: #2118788 in May 2010
There is 1 language version for this article in the WikiRank database (of the considered 55 Wikipedia language editions).
The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).