Declarative analysis.
Program uses WIlcox robust statistics to do 3 way Anova with group as between subjects and task (vocabulary or nonverbal) and session (1 to 4) as within subjects variables.
Planned comparisons also included. The beeswarm plot's x axis material can be re-positioned manually to improve centering.
Analysis from Bishop, D. V. M., & Hsu, H., J. (2015). The declarative system in children with specific language impairment: a comparison of meaningful and meaningless auditory-visual paired associate learning. BMC Psychology, 3(3). doi: doi:10.1186/s40359-015-0062-7