Research Article

Competency Level of Teachers’ Subject Matter Knowledge as a Compulsory for Teaching Secondary School Mathematics: A Case Study on Postgraduate Diploma Trainee

Table 1

Descriptive data of overall competency.

Category of competencyMean score

Algebra2.27
Function1.44
Geometry synthetic perspective1.24
Geometry algebraic perspective1.69
Trigonometry1.04
Statistics1.10
Probability1.09
Discrete mathematics0.79
Calculus1.41
Number sense1.19
Mathematics as communication and reasoning0.56
Instruction0.81
Assessment0.69
Overall competency1.18