Answer
mean=$\frac{4.5}{9}$=0.5
median=0.5
mode = 0.2 and 0.5
Work Step by Step
0.5 ,0.2, 0.2, 0.6, 0.3, 1.3 , 0.8, 0.1 ,0.5
mean=$\frac{0.5 +0.2+0.2+0.6+0.3+1.3+0.8+0.1+0.5}{9}$=$\frac{4.5}{9}$=0.5
0.1 ,0.2, 0.2, 0.3, 0.5, 0.5, 0.6 , 0.8, 1.3
median=0.5
mode = 0.2 and 0.5