Here are 2 years of quarterly data on customers for a mall-based Korean grill and restaurant.

Y1-Q1: 21,800 Y1-Q2: 11,900 Y1-Q3: 13,800 Y1-Q4: 19,900 Y2-Q1: 25,700 Y2-Q2: 11,000 Y2-Q3: 15,600 Y2-Q4: 20,100

Compute for the requirements that follow.

C. Compute the average seasonal index for each of the four quarters of a year, Round up your answers to decimal places and input in the fields below.

C.1. The seasonal index for Q1 is ______

C,2 The Seasonal index for Q2 is ______

C.3 The seasonal index for Q3 is _______

C.4 The seasonal index for Q4 is _______

D. Using the trend and seasonal indices you have developed, compute a [seasonized] forecast for the demand in each of the quarters of the following year. Round up your answer to 2 decimal places and input in the fields below

D.1 Seasonalized forecast for Y3-Q1 is _____

D.2 Seasonalized forecast for Y3-Q2 is _____

D.3 Seasonalized forecast for Y3-Q3 is _____

D.4 Seasonalized forecast for Y3-Q4 is _____