Question#6:[14 points] The following data shows quarterly number of out-patient visits to health care facilities of Muscat region for two years. Years 2012 2013 Q1 Q2 Q3 Q4 19 11 22 24 24 28 30 34 If the following information is given: a=0.2; Y=0.1; 8=0.01; L(8)=13.5; sn₁(5)=-2.0; sn₁₂(6)=0.5; b(8)=2.3; sn₁3(7)=1.5; snq4 (8)=1.0 (a) Use Winter Additive Method with exponential trend to forecast the number of out-patient visits for each quarter of 2014. (b) If the actual value of Q1 of 2014 is observed to be y, = 20 then find the forecast for y12(9).