Question

what is error analysis

Answer 1

Error analysis is a method used to document the errors that appear in learner language, determine whether those errors are systematic, and (if possible) explain what caused them.

Answer 2

Error analysis is a method used to document the errors that appear in learner language, determine whether those errors are systematic, and (if possible) explain what caused them. Native speakers of the target language (TL) who listen to learner language probably find learners' errors very noticeable, although, as we shall see, accuracy is just one feature of learner language.