A Framework for Online Reverse Auction Based on Market Maker Learning with a Risk-Averse Buyer

Table 14

The comparison of results obtained from the Kruskal–Wallis test for multiplicative, additive, and risk-aversion scoring in the open and semisealed auction.

Type of auction	Criterion	Kruskal–Wallis test statistics	-value	Results
Open	Winner’s profit	31.74	0	There is a significant difference
	The number of auction rounds	14.33	0.0008	There is no significant difference
Semisealed	Winner’s profit	8.32	0.0156	There is a significant difference
	The number of auction rounds	2.5	0.2866	There is no significant difference