Language survey
A language survey is conducted around the world for a variety of reasons. Measuring people's ability to speak and understand another language (usually community based, not school based) (multilingualism) studying people's attitudes about different languages evaluating the differences and similarities in speech of communities that speak related speech forms, noting comprehension or collecting details of linguistic form (dialectology) assessing the vitality of languages that may be disappearing (language death) doing initial descriptions of languages in areas that are linguistically undescribed == Methods == Methods used in language surveys depend on the questions that the survey is trying to answer.