However, there was no significant difference in performance between pupils in «inadequate» and «requires improvement» schools. (schoolsweek.co.uk)
Not realizing that fat is needed in the diet for optimal health and that the quality of fat consumed makes a huge difference in the performance of many normal bodily functions. (paleodietfoodlist.net)
There was no significant difference in the performance of the two groups within treatments. (techmatrix.org)