1. 5
2556
1)
5
80/80 2)
5 3)
5
5
5
25 32101
2556 5 212

2. 5/1
25 30 Purposive
Sampling)
1)
5 4 2)
5 3)
5
4 30 4)
5
5 7
t-test Dependent Sample
Group
1.
5 E1 / E2 =
82.56/83.65

3. 5 1 –
4 80/80
5 1
80.12/83.33
5 2
80.60/82.86
5 3
81.43/82.86
5 4
80.48/83.10
2.
5
01
3.
5
5

4. 5