Ahmad Fauzan|Edwin Musdi|Juli Afriadi
Developing learning trajectory for teaching statistics at junior high school using RME approach
State University of Padang|State University of Padang|State University of Padang
developed learning trajectory lt teaching statistics year 8 junior high school using realistic mathematics education rme approach research aimed investigating validity practicality lt well influence students statistical reasoning abilities design research consisted cyclic process preparing conducting experiment retrospective analysis subjects research 30 year 8 students junior high school indonesia collect data used observations interviews checklist videotaping analyzing students works preparing experiment designed lt teaching statistics met criteria validity relevance consistency onetoone small group field test evaluations discovered lt could work intended met criteria practicality also found lt teaching statistic using rme approach could help students reinvent concepts central tendency finally found growths students statistical reasoning abilities