Jurnal Ilmiah Mahasiswa STKIP PGRI Sumbar
|Nama / NPM||Ranti Pramita / 12050209|
|Program Studi||Pendidikan Matematika|
|Pembimbing I||Mulia Suryani|
|Pembimbing II||Dewi Estetikasari|
Presenting the material of textbook that less facilitated the students in learning
process. It cause not guiding the student yet in founding the concept on the
composition function material independently. To understanding concept easier, it will
be needed the laerning material like student worksheet with the guided observation.
This research is aim to produce the valid, practice, and effective student worksheet
with guided observation on the material of composition function at class XI IPA
SMAN 9 Padang. The tipe of this research is developing the research by using Plomp
model that is consist of three phase as preliminary, prototypingphase, and assessment
phase (Plomp, 2013: 19), the preliminary research stage is consist of interviewing the
students and teacher, analyzing the textbook, analyzing the student’s character, and
literature. Prototyping phase stage are desinging the systematic of student
worksheet’s structure, arranging the prototype, self evaluation, and the expert survey,
one to one evaluation and small group evaluation. The assessment phase stage are
big group testing of one class, XI IPA 3 as the experiment class. The percentage of
validity result of student workshee is guided observation is on valid category on
81,14% . The percentage of small group experiment of the student produce guided
observation student worksheet is concluded on practice category on 86,2%.
Moreover, the student worksheet is effective by the result of the experiment n-gain at
average 0,64% with medium category, it is produced of the comparing the average of
pretest 42,80 and posttest 84,24.
Student’s Worksheet, guided observation, composition function.Login terlebih dahulu.