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. 2021 May 1;10(5):990. doi: 10.3390/foods10050990

Table 2.

Mean panel scores for sensory attributes of the three biscuit packages.

Code Attributes [Anchors 0–100)] Scores 1 LSD 2 p-Value 3
B0 B1 B2
Appearance
a1 Complexity of design (top and bottom) [simple to complex] 65.5a 28.3b 37.1b 8.9 <0.0001
a2 Amount of text [low to high] 72.5a 25.1b 25.4b 6.9 <0.0001
a3 Ease of holding [easy to difficult] 25.6ab 34.9a 21.2b 10.1 0.0313
a4 Sharp edges [not to very] 2.0b 35.6a 30.6a 13.1 0.0001
a5 Level of slipperiness [not to very] 42.7a 38.7a 21.3b 12.0 0.0032
a6 Noise of package [quiet to noisy] 68.3a 5.0b 6.2b 6.5 <0.0001
a7 Brightness of colour [light to dark] 63.8a 29.1b 30.7b 11.7 <0.0001
a8 Roughness of bottom surface [smooth to rough] 17.0b 10.2b 47.2a 15.8 0.0002
a9 Shininess of outer package [matt to shiny] 48.7a 10.1b 13.3b 9.2 <0.0001
a10 Rigidity before opening the package [flimsy to rigid] 69.2a 43.7b 50.8b 9.4 <0.0001
After opening the package
o1 Difficulty of opening [easy to difficult] 31.0b 47.3a 22.1b 12.7 0.0018
o2 Tearing [none to lots] 44.3a 0.0b 0.0b 10.5 <0.0001
o3 Rigidity of the tray after opening the package [not to very] 73.3a 30.8b 39.1b 10.9 <0.0001
o4 Shininess of the inner tray [matt to shiny] 52.8b 72.8a 73.8a 11.7 0.0017
o5 Shininess of the inner lid [ matt to shiny] 79.1a 69.9b 69.7b 6.5 0.0097

1 Means not labelled with the same letters are significantly different (p < 0.05); means are from two replicate samples, measured on an unstructured line scale (0–100). 2 Fisher’s least significance difference (LSD) at p = 0.05. 3 Probability, obtained from ANOVA, that there is a difference between the means.