Variables | Inter correlations | Mean | SD | ||||
X1 | X2 | X3 | X4 | Y | |||
teaching material (X1) | 1 | 0.78** | 0.69** | 0.47** | 0.40** | 3.89 | 0.519 |
teaching method (X2) | 1 | 0.78** | 0.61** | 0.51** | 4.47 | 0.47 | |
teacher’s role (X3) | 1 | 0.69** | 0.53** | 4.33 | 0.47 | ||
assessment for learning (X4) | 1 | 0.57** | 4.30 | 0.48 | |||
instructional innovation (Y) | 1 | 3.97 | 0.55 |