Chocolates data

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Description

The data used here refer to six varieties of chocolates sold in France.

- For the sensory description: each chocolate was evaluated twice by 29 panelists according to 14 sensory descriptors;
- For the hedonic data: each chocolate was evaluated on a structured scale from 0 to 10, by 222 consumers, according to their liking (0) or disliking (10);
- For the sensory panels description: each chocolate was evaluated by 7 panels according to 14 sensory descriptors.

Usage

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Format

There are three data frames: - sensochoc: a data frame with 348 rows and 19 columns: 5 qualitative variables (Panelist, Session, Form, Rank, Product) and 14 sensory descriptors;
- hedochoc: a data frame with 6 rows and 222 columns: each row corresponds to a chocolate and each column to the hedonic scores given by one of the 222 consumers participating in the study;
- sensopanels: a data frame with 6 rows and 98 columns: each row corresponds to a chocolate and each column to the mean over the panelists of a given panel according to a sensory descriptor.

Source

D<e9>partement de math<e9>matiques appliqu<e9>es, Agrocampus Rennes

Examples

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data(chocolates)
decat(sensochoc, formul = "~Product+Panelist", firstvar = 5, graph = FALSE)

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