Disinfectant Experiments Narrative An Experiment to Determine the Efficacy of Using 95% Ethanol

Essay

Disinfectant Experiments Narrative
An experiment to determine the efficacy of using 95% ethanol or 20% bleach as a disinfectant in removing bacterial and fungal contamination when culturing plant tissues was repeated 15 times for each disinfectant. The plant tissue being cultured was sweet potato: Five cuttings per plant were placed on a petri dish for each disinfectant and stored at 25°C for four weeks. The observation reported was the number of uncontaminated eggplant cuttings after the four-week storage.
Disinfectant
-Refer to Disinfectant Experiments Narrative. Is it reasonable to assume that the underlying variances are equal? Justify your conclusion.