Investment Decision of New Energy Vehicle Enterprises Using the Interval Basic Probability Assignment-Based Intuitionistic Fuzzy Set

Table 1

Statistics of the results of the questionnaire survey on the evaluation of resource richness.

Decision index	Evaluation options	Confirmatory question	Confirmatory options	Statistical results	Proportion
Resource richness	High	Please select “sure” if you are absolutely sure	Sure	286	0.572
		Please select “hesitate” if you are not completely sure	Hesitate	88	0.176
	Low	Please select “sure” if you are absolutely sure	Sure	90	0.180
		Please select “hesitate” if you are not completely sure	Hesitate	9	0.018
		Not evaluated		27	0.054
		Total		500	1.00