Year 12s: what will be the first way you research your future options? >>

bio coursework help!!!!!!!!!!

hi plz i really need some help. :smile:

im currently doing my a2 biology coursework on effects on different concentration on fermentation/respiration rate. i carried out the mann whitney u test and found that my null hypothesis was accepted each time as there was no significant difference between my sets of data.
what am i supposed to write in my interpretation of my results? what should i include?