Hedonic Scale Report
Uploaded by
ScribdTranslationsHedonic Scale Report
Uploaded by
ScribdTranslationsWritten hedonic scale
Hedonic scale sensory test
Members
Luis David Palacio
Ferney Monsalve
Luis Andres Tellez
Presented to
Libiandy Miranda
National Center for Hospitality, Tourism, and Food
Coordination of food industries
Sena
2015
Written hedonic scale
OBJECTIVE:
At the end of the practice, the student will be able to evaluate the degree of acceptance of
3 drinks, determine if there are differences between them in terms of their acceptance, as follows
as well as identifying the factors that affect the acceptance of a product to
another.
Written hedonic scale
Introduction
Affective tests are those in which the judge expresses their reaction.
subjective towards the product, indicating whether they like it or dislike it, whether they accept it or not
rejects, or if you prefer another. These tests are the ones that present the most
variability in the results and these are the most difficult to interpret. It is
it is necessary to determine whether one wishes to simply evaluate preference or degree of
satisfaction, or if one also wants to know what the acceptance is that it has
product among consumers. In this latter case, the questionnaires must be
contain not only questions about the sensory appreciation of food, but also
also others aimed at knowing whether the person would wish to acquire the
product.
Affective tests can be classified into three types:
Preference tests, degree of satisfaction tests, and tests of
Acceptance. Satisfaction degree tests are used when they are needed.
evaluate more than two samples at once or when you want to obtain more
information about a product. To carry out these tests, the following are used
hedonic scales. Hedonic scales can be verbal or graphic, and the
The choice of scale type depends on the age of the judges and the number of
samples to be evaluated.
The samples are presented in identical containers, coded with numbers.
random 3-digit numbers. The order of presentation of the samples can be
randomized for each panelist or balanced. In a presentation order
balanced, each sample is served in each of the possible positions that
it can occupy an equal number of times. The affective test is applied using
a horizontal 9-point hedonic scale (see format 1).
The judges mark with the most appropriate code for each case. First, they ...
evaluate the degree of acceptance of color, smell, and taste. The drinks are evaluated
successively in the following way: first the color, then the smell and afterwards the
flavor. Finally, the overall acceptability of each beverage is evaluated. For
additional information is filled out in format 2
Materials
Samples for analysis 3 different drinks (green drink, tropical, summer.)
Marker
Glasses
Written hedonic scale
Water
Questionnaires
Interpretation of results
Attribute test
Drink 5467
The following is the data from the test conducted on the first drink.
attributes Code of the Extremely Extremely
sample unpleasant pleasant
Color 5467 3 judges 12 judges
Smell 5467 4 judges 11 judges
Flavor 5467 14 judges 1 judges
Drink 3782
attributes Code of the Extremely Extremely
sample unpleasant pleasant
Color 3782 6 judges 9 judges
Smell 3782 7 judges 8 judges
Flavor 3782 10 judges 5 judges
Drink 6251
attributes Code of the Extremely Extremely
sample unpleasant pleasant
Color 6251 7 judges 8 judges
Smell 6251 9 judges 6 judges
Flavor 6251 14 judges 1 judges
Acceptance test drink 5467 - 3782 - 6251
Acceptance Code of I don't like it at all Me like
sample a lot
Flavor 5467 14 judges 1 judges
flavor 3782 10 judges 5 judges
Written hedonic scale
Flavor 6251 14 judges 1 judges
Analysis of results
5467
3 judges rated it as extremely unpleasant
12 judges rated it extremely pleasant
Working within a range of preference, the judges determined that the
drink 5467 is extremely pleasant, in its color
Drink 5467 preference scent
4 judges rated it as extremely unpleasant.
11 judges rated it as extremely pleasant
By establishing a range of preference, the judges determined that the drink
5467 is extremely pleasant in its smell
Drink 5467 flavor preference
14 judges rated it as extremely unpleasant
1 judge qualified as extremely pleasant
By establishing a range of preference, the judges determined that the drink
5467 is extremely unpleasant in its taste, being the most
important when qualifying the product
Drink 3782 color preference
6 judges rated it as extremely unpleasant.
9 judges rated it extremely pleasant
Elaborating on a range of preferences, the judges determined that the
drink 3782 is extremely pleasant, in its color
Drink 3782 preference smell
7 judges rated it as extremely unpleasant
8 judges rated it as extremely pleasant
By establishing a range of preference, the judges determined that the drink
3782 is extremely pleasant, in its smell
Drink 3782 flavor preference
Written hedonic scale
10 judges rated it as extremely unpleasant
5 judges rated it as extremely pleasant
Creating a preference range, the judges determined that the drink
3782 is extremely unpleasant in its taste, being the most
important when qualifying the product
Drink 6251 color preference
7 judges rated it as extremely unpleasant.
8 judges rated it extremely pleasant
Elaborating on a range of preference, the judges determined that the
drink 6251 is extremely pleasant, in its color
Drink 6251 preference smell
9 judges rated it as extremely unpleasant
6 judges rated it as extremely pleasant
Elaborating a range of preference, the judges determined that the drink
6251 is extremely unpleasant in its smell.
Drink 6251 flavor preference
14 judges rated it as extremely unpleasant.
1 judge rated as extremely pleasant
By establishing a range of preferences, the judges determined that the drink
6251 is extremely unpleasant in its taste, being the most
important when qualifying the product
Analysis of acceptance test results
Beverage 5467 flavor
14 judges rated it as I don't like it at all
Written hedonic scale
1 judge rated it as I like it a lot
With the result obtained from the judges, we know that the degree of
acceptance of the drink 5467, did not like it at all, being this the most
important when accepting the drink
Drink 3782 flavor
10 judges rated it as I don't like it at all.
5 judges rated it as I like it a lot
With the result obtained from the judges, we know that the degree of
acceptance of the drink 3782, I didn't like it at all, being this the most
important when accepting the drink
Beverage 6251 flavor
14 judges rated it as I don't like it at all
1 judges rated it as I like it a lot
With the result obtained from the judges, we know that the degree of
acceptance of the drink 6251, I didn't like it at all, being this the most
important when it comes to accepting the drink
Conclusions
When conducting the written hedonic test to determine the degree of preference and
acceptance of the drinks, we obtained a series of results that provided us
the judges, these results indicated that the drinks are not satisfactory, and
It is necessary to take measures to correct these discrepancies regarding your
flavor.
BIBLIOGRAPHY - ANZALDUA, M.A. (1994) "The Sensory Evaluation of the"
Foods in Theory and Practice” Acribia S.A. Publishing, Zaragoza (Spain)
MACKEY, C.A. ET.AL(1984) "Sensory Evaluation of Foods" Editions
CIEPE, San Felipe (Venezuela).
Written hedonic scale