added faraway for datasets
start sample solution for HA03
solution for ha03
start solution for ha05
solution for ha05
start solution ha07
solution for ha07
starting on solution for HA09
solution for ha09
starting solution for ha13
solution for ha13
start solution ha15
ha15
starting solution for ha16
sample analysis for HA16
mixed models
verlauf
reorganizing links a bit
dance of the p-values and "language" in computer languages
mem links