(DRINKER) (DRINKER) NO YES 1- CALCULATE "ENTROPY" FOR EACH LEAF ENTORPY" FOR EACH LEVEL (SMOKER) YES (SMOKER) OVERWEIGHT) 2- CALCULATE "WEIGHTED AVERAGE NO YES OVERWEIGHT NO ENTROPY" FOR EACH LEVEL 3- HOW MUCH IS "INFORMATION GAIN"? 4- WAS IT WORTH APPLYING "DECISION BLUE COLOR: ASIAN ETHINCITY TREE MODELING" TECHNIQUE ON THIS DATA. YES OR NO? EXPLAIN IN DETAIL, WHY! RED COLOR: EUROPEAN OR NORTH AMERCIAN ETHINITY BROWN COLOR: AFRICAN ETHINITY