preceded by has_specified_input has_specified_output achieves_planned_objective data transformation ANOVA false positive rate post-hoc analysis Least significance different test LSD test http://rss.acs.unt.edu/Rdoc/library/agricolae/html/LSD.test.html Orlaith Burke Alejandra Gonzalez-Beltran the LSD test is a statistical test for multiple comparisons of treatments by means of least significant difference following an ANOVA analysis Philippe Rocca-Serra R between group comparison objective p-value ready for release