Methodological Rigor in Quantitative L2 Research: A Focus on Interventionist Experimental Studies

The study examines the study quality in 8 top-tier L2 journals over 12 years. The file named "Final coded data 8-12" includes all data. the first rows in the excel file can be used to interpret the codes. There are other excel files that were used in creating the graphs for the papers. The R code for creating the graphs is in a Microsoft word file, labeled "Graphics Coding".