shown in the following table. Expected Observed Interphase Mitosis Interphase Mitosis Distilled Water 156 69 175 50 Distilled Water 169 76 150 95 with Caffeine (a) State the null hypothesis for this experiment. (b) Identify the independent variable and the dependent variable. (c) Use the chi-square equation and a p-value of 0.05 to analyze the data. Determine if there is a statistically significant difference between the two groups of onions. (d) Justify your conclusion from part (c)