Table 13 Final FR rankings.

From: Optimization strategies for elderly hearing aid user satisfaction based on the Kano QFD integrated model and FAD theory

 

IC

Final results

Ranking

\(\:{FR}_{1}\)(\(\:{DR}_{1}\))

0.1544

0.0107

7

\(\:{FR}_{2}\)(\(\:{DR}_{2}\))

0.1947

0.0164

6

\(\:{FR}_{3}({\text{D}\text{R}}_{3})\)

0.3219

0.0336

3

\(\:{FR}_{4}\)(\(\:{DR}_{4}\))

0.3416

0.0351

2

\(\:{FR}_{5}\)(\(\:{DR}_{5}\))

0.4444

0.0322

4

\(\:{FR}_{6}\)(\(\:{DR}_{6}\))

0.2630

0.0166

5

\(\:{FR}_{7}({DR}_{7})\)

0.9140

0.0479

1

\(\:{FR}_{8}\)(\(\:{DR}_{8}\))

0.1432

0.0060

9

\(\:{FR}_{9}({DR}_{9})\)

0.1127

0.0102

8

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