This is the 2585th most frequent Russian word.
статистике
"Статистике" is the dative or prepositional case of "статистика," meaning "statistics" in English.
The word 'статистике' is in the prepositional case, matching its use as an object of the preposition 'в.'
В университете мы изучали основы статистике.
At the university, we studied the basics of statistics.
Here 'статистике' appears in the prepositional case, indicating the subject of the preposition 'о'.
Он прочитал интересную статью о статистике продаж.
He read an interesting article about sales statistics.
'Статистике' is used in the dative case governed by the preposition 'по,' implying reference to statistical data.