Comparing the price knowledge in terms of frontal alpha asymmetry measurement for both product categories
| A | B | L | S | P | T | |
|---|---|---|---|---|---|---|
| Food products | ||||||
| Z | –1.647a | –0.625a | –1.155b | –0.582b | –1.306a | –1.874a |
| Asymp. sig.* | 0.100 | 0.532 | 0.125 | 0.394 | 0.191 | 0.061 |
| Hygiene products | ||||||
| Z | –1.533b | –0.144b | –0.966a | –1.420b | –0.057a | –0.852b |
| Asymp. sig.* | 0.125 | 0.900 | 0.334 | 0.156 | 0.955 | 0.394 |
Spearman correlations between private-label purchase probability and the categories explicit and implicit variables
| Explicit factors | Implicit factors | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Mean Q | F/ H | Age | Income | Esthetic assessment | PL familiarity | Service quality | Mean EEG – purchase probability assessment | Mean EEG – esthetics | Mean ET – esthetic sensitivity |
| Auchan | F | 0.512 | 0.669 | –0.462 | |||||
| H | –0.441 | ||||||||
| Biedronka | F | 0.741 | 0.544 | ||||||
| H | 0.559 | 0.440 | |||||||
| Lidl | F | 0.616 | |||||||
| H | 0.600 | –0.572 | |||||||
| Piotr i Paweł | F | ||||||||
| H | –0.472 | ||||||||
| Tesco | F | ||||||||
| H | 0.680 | ||||||||
Comparisons between genders in terms of total fixation time for both product categories (version with the price)
| A | B | L | S | P | T | |
|---|---|---|---|---|---|---|
| Food products | ||||||
| Mann–Whitney U | 26.000 | 27.000 | 31.000 | 30.000 | 32.000 | 23.000 |
| Wilcoxon W | 62.000 | 63.000 | 67.000 | 66.000 | 68.000 | 59.000 |
| Z | –0.630 | –0.525 | –0.105 | –0.210 | 0.000 | –0.954 |
| Asymp. sig.a | 0.529 | 0.600 | 0.916 | 0.834 | 1.000 | 0.345 |
| Exact sig.b | 0.574b | 0.645b | 0.959b | 0.878b | 1.000b | 0.382b |
| Hygiene products | ||||||
| Mann–Whitney U | 25.000 | 30.000 | 26.000 | 21.000 | 32.000 | 26.500 |
| Wilcoxon W | 61.000 | 66.000 | 62.000 | 57.000 | 68.000 | 62.500 |
| Z | –0.735 | –0.210 | –0.630 | –1.155 | 0.000 | –0.578 |
| Asymp. sig.a | 0.462 | 0.834 | 0.529 | 0.248 | 1.000 | 0.563 |
| Exact sig.b | 0.505c | 0.878c | 0.574c | 0.279c | 1.000c | 0.574c |