paper Effects of the use of the software package GeoGebra in the unit “Function of Proportionality” in the seventh grade of the eight-year-primary-education (Pacemska S., Jakimovik S., Atanasova- Pacemska T., 2011). In this paper an analysis of the pupils’ achievements is made with reference to the way of teaching the math class. In the research two classes of seventh grade were included, a control and an experimental group. Before the research the instruction in both classes was realized by application of the verbal-textual method and by different teachers.
3. Results and discussion
The hypothesis set is if there is a statistically significant difference between the level of pupils’ achievement in the control and the level of pupils’ achievement in the experimental group. The verification of the hypothesis is made by the Pearson 2 χ test in the interest of the independence of classroom activities and the methods of task selection in checking the pupils’ achievements. Analysis of the results is made in SPSS17. T