there is not a significant difference among the three factors namely concentration, time and the kind of products at the same time at 5 % level. But using the analysis of the variance table, it is understood that among the three factors,
there is not a significant difference among the three factorsnamely concentration, time and the kind of products at thesame time at 5 % level. But using the analysis of thevariance table, it is understood that among the three factors,