Table 11.

Fuzzy grade relational coefficient

	Online audience	Online consumer demand	Supply chain disruption	Extended delivery time	Labor shortage
S-1	1, 1	1, 0.8	0.755, 0.563	0.643, 0.438	0.551, 0.333
S-2	0.371, 0.464	0.364, 0.421	0.691, 0.528	0.8, 0.667	0.703, 0.488
S-3	0.448, 0.565	0.571, 0.667	0.569, 0.362	0.556, 0.348	0.57, 0.353
S-4	0.333, 0.419	0.333, 0.4	0.54, 0.333	0.534, 0.333	0.56, 0.347
S-5	0.448, 0.565	1, 1	1, 1	1, 1	0.703, 0.488
S-6	0.351, 0.433	0.333, 0.381	0.666, 0.499	0.735, 0.581	1, 1
S-7	0.619, 0.765	0.5, 0.571	0.558, 0.349	0.643, 0.474	0.807, 0.621
S-8	0.52, 0.65	0.667, 0.727	0.915, 0.843	0.735, 0.581	0.766, 0.621