dont use excel. i need this question to be answered as clearly as possible

Years FIJI Insurance Corp. Laselles Financial Group FINA Financial Corp. 2017/18 2.5 7.0 0.5 2018/19 1.6 4.2 -2.9 2019/20 1.9 1.9 2.8 2020/21 -13 2.7 1.3 Determine if these returns are significantly different among the three insurance companies? Use a 0,05 (10 marks) Years FIJI Insurance Corp. Laselles Financial Group FINA Financial Corp. 2017/18 2.5 7.0 0.5 2018/19 1.6 4.2 -2.9 2019/20 1.9 1.9 2.8 2020/21 -13 2.7 1.3 Determine if these returns are significantly different among the three insurance companies? Use a 0,05 (10 marks)