Ex. 2. Landing distances of soldiers from the center of the circle were collected and results are presented in the table: distance from the number of soldiers center of the circle 0-4 4-8 8-12 12-16 16-20 5 20 45 30 20 10 20-24 Test the hypotheses that the percentage of soldiers who landed a) within 8m is less than 10% b) within 8m equals 8% c) above 16m is greater than 15% Consider significance levels below: 0.05, 0.1.