1.B
【解析】今日EMA(12) =2/(12 + 1) ×今日收盤價+ 11/(12+1) ×昨日EMA(12)= 2/13 × 15560 + 11/13 × 16320 = 16203;今日 EMA(26) =2/(26 + 1) × 今日收盤價+25/ (26 + 1) × 昨日 EMA(26) = 2/27 × 15560 + 25/27 × 15930 = 15903; DIF = EMA(12) - EMA(26) = 16203 -15903 = 3000

2.B
【解析】WMS(3) = img×l00=20。