Where does this definition of mean square deviation come from?
This entry for mean square deviation is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Does mean square deviation appear elsewhere on Lughet?
Yes — mean square deviation appears under other sources or language pairs in Lughet's collection. See the list below.
What is Lughet?
Lughet is a free trilingual dictionary covering nearly five million entries across Uyghur, Chinese, and English, drawn from more than ten source dictionaries and corpora.