The Effect Of Project Based Learning On The Statistical Literacy Levels: Central Tendency And Dispersion Measures

This study investigates the effect of project based learning approach on students’ statistical literacy levels towards central tendency and dispersion measures. Quasi-experimental research model was used. A test was developed and applied as pre and post-tests. The data were analysed using Rasch (1980) model. All raw scores transformed lineer scores by Winsteps 3.72 and ANCOVA analysis is used. Person item maps were produced and study supplemented with qualitative data. The results of the study revealed that the project based learning increased students’ statistical literacy levels towards central tendency and dispersion measures in the intervention group.