TY - GEN AU - Li,Heng AU - Johnson,Terri TI - Wilcoxon's signed-rank statistic: what null hypothesis and why it matters SN - 1539-1612 PY - 2015///0622 KW - Humans KW - Random Allocation KW - Statistics, Nonparametric N1 - Publication Type: Journal Article UR - https://doi.org/10.1002/pst.1628 ER -