4 A survey of the ages of 90 retirees are organized in the table below V Veteran Veteran Non veteran TOTAL N Non veteran p E70 70 79 25 23 48 80 89 12 19 31 E70 age 70 to 79 90 99 4 7 11 Eso age 80 to 89 n Eso TOTAL 41 49 90 Ego age 90 to S p N n E90 n V U EBO p N E90 p E70 V Are the events Being a veteran and Being age 70 to 79 independent or dependent Prove mathematically