TY  - GEN
AU  - Willard, Cheryl Ann
TI  - Statistical methods: an introduction to basic statistical concepts and analysis 
SN  - 9780367203528
U1  - 519.5 WIL/S 
PY  - 2020///
CY  - New York
PB  - Routledge 
KW  - Mathematical statistics
ER  -