Metode Demonstrasi Mencuci Tangan Anak Tunagrahita Ringan

Abstract

Penelitian ini dilaksanakan dengan tujuan mendeskripsikan pengaruh metode demonstrasi
terhadap kemampuan mencuci tangan anak tunagrahita ringan kelas VII SMPLB. Rancangan penelitian
menggunakan quasi eksperimen dengan desain penelitian time series. Nilai pre-test kemampuan mencuci
tangan sebelum menggunakan metode demonstrasi adalah 44,9 yaitu rata-rata kelas. Sedangkan nilai
post-test setelah menggunakan metode demonstrasi yakni 82,4 yaitu nilai rata-rata kelas. Analisis data
menggunakan uji Wilcoxon yang dihitung secara manual sehingga menghasilkan kesimpulan harga To = 0
< T = 1, maka Ho ditolak. Kesimpulan yang dapat diambil dari penelitian ini adalah metode demonstrasi
berpengaruh terhadap kemampuan mencuci tangan anak tunagrahita ringan.

This research was conducted with aimed at describing the effect of the method demonstration
towards the ability of hand washing for childerns with light intellectual disabilities in VII class of
SMPLB. This research was a quasi-experimental with time series design. The pre -test upon ability of
hand washing before using the method demonstration is 44.9 which is the average class. While the value
of post-test after using the method of demonstration that 82.4 is the average value of the class. Data
analysis using the Wilcoxon test were calculated manually resulting inferences To = 0 < T = 1 , then Ho
is rejected. The conclusion of this study is the demonstration method effect on the ability hand washing
for childerns with intellectual disabilities.