68–95–99.7 rule - WikipediaThis article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. Find sources: "68–95–99.7 rule" – news · newspapers · books · scholar · JSTOR (September 2023) (Learn how and when to remove this message) For an approximately normal data set, the values within one standard deviation
