Weighted Moving Averages for a Series of Fuzzy Numbers Based on Nonadditive Measures with σ − λ Rules and Choquet Integral of Fuzzy-Number-Valued Function

Table 1

Closing stock prices over 5 days.

Day	Closing stock price	λ
1	(19, 20, 21)	0.1
2	(21, 22, 23)	0.2
3	(23, 24, 25)	0.3
4	(24, 25, 26)	0.15
5	(22, 23, 24)	0.175