Read the following paragraph and determine if the hypothesis is true:

The Kursininkai (Curonians; German: "Kuren" ; Lithuanian: "kursininkai, kursiai" ; Latvian: "kursenieki, kursi" ; Polish: "kuronowie pruscy" ) are a nearly extinct Baltic ethnic group living along the Curonian Spit. "Kursininkai" refers only to inhabitants of Lithuania and former East Prussia that speak a dialect of Latvian.

Hypothesis: Inhabitants of Lithuania and former East Prussia who are known as Kursininkai speak a dialect of Latvian
Yes