The researcher wishes to test the effect of different treatments on the diameter of the brain tumour. The data are as follow: Table 1. The diameter of 'I 2 brain tumours (mm) after three months ofeither {a} no treatment {control}, {b} treatment with Neurohib. or(c) treatmentwith Mitostop 'b Mitostop 1 2 4 5 (a) What is the explanatory variable in this experiment? 1 point) (b) What is the response variable in this experiment? (1 point) it) What are the treatments in this experiment? ['I point) id) How many experimental units are in this experiment? ('I point) ie} How many replications are in this experiment? (1 point] it) What is the research question in this experiment? (2 points) (g) Which analysis method is suitable to address this research question? [1 point) (h) State the hypotheses for this analysis [2 points] ii} Present the results of your analysis (3 points) {j} What is your conclusion at the 5% significance level? (2 points)