Accordingly, from the above questions, the following null hypothesis can be derived:
H01: There is no significant difference in vocabulary competence between the method of using songs in YouTube
and the traditional method of teaching.
H02: There is no significant difference in vocabulary competence between pretest and posttest mean scores for those
who undergo the traditional method of teaching.
H03: There is no significant difference in vocabulary competence between pretest and posttest mean scores for those
who undergo the method of using songs in YouTube.