Question

A tourist center is open on weekends (Friday, Saturday, and Sunday). The owner-manager hopes to improve scheduling of part-time employees by determining seasonal relatives for each of these days. Data on recent traffic at the center have been tabulated and are shown in the following table:

	Week
	1	2	3	4	5	6
Friday	131	141	141	141	146	151
Saturday	241	241	251	251	266	266
Sunday	151	151	161	161	161	171

a. Develop seasonal relatives for the shop using the centered moving average method. (Round your intermediate calculations and final answers to 2 decimal places.)

	X¯¯¯X¯
Friday
Saturday
Sunday

b. Develop seasonal relatives for the shop using the SA method. (Round your intermediate calculations and final answers to 4 decimal places.)

	SA Index
Friday
Saturday
Sunday

Answer 1

Answen Accandiny to gven data Seasonal selectve Sales CMA Sales/ CMA Week 13 Fsi 1-38 24 Sat 174-33 O-85 Sun SI 177-67 14 Fri 77.67 79 Sat 24 177 67 177-67 1-36 &un O-85 O-78 -36 Fau 14 181 00 Sat 3 s 18433 Sun GI 18433 184-33 184-33 184-00 19.00 191.00 192-67 O.87 F u Scut O-76 4 251 36 87 Sum 16 146 139 Sat 366 O-84 161 0-78 193-67 1S) FOu 1-36 266 Sat 17) Cenden moving avrs age fen wealc Sat -131+241t S13 Foridy 900= 174 33 041+151+14 177- 47 Sa Fan weelc) Sum Fa weels2 Fiz (Isl t 14t t241)k 177 67 Similanly fn nemainiy all

Seasonal seledve San Saluday t 1-36+1-36+ 1-36+ 1-39t136)/6 -38 1-37 Seannal elodve n Sundus 20+ L8-0+580458-0) 37+0-39/s 0-86 Searnul nelahve an F &euy 79+0-73+0-76t 0-76 t0 0-77 o77 Friday 17 Satinday 1-37 o86 Sundoy mathal SA seawnl sewsonal anddea Day Avesicuge (Sun of all welc AuaSeanal Aven as/overall 141-3333 Avesage FAidey O76 83 Satunday 252-6667 1-3686 ISq.3333 0-863) OVesrall Nenage 184.611