preference: consumer preference

In laynelv/isenso: intelligent sensory tests: a package of R programming for food sensory & consumer evaluations.

Description

1. Draw a barplot to show which product is the faverate of consummers.compute the means of consummers liking scores,then do LSD multiple comparations to identify whether the means are significantly different. Visualize the results by a barplot with means and different colors.

2.Draw a biplot to show the relations of products and consummers and if there are sperate groups of consummers by the method of K-means.

Preference Mapping is a set of statistical techniques that can be used to analyze data collected during a Product Guidance or Product Optimization test. The Preference Mapping analysis provides additional understanding of consumer preference data, providing greater actionability to the consumer test.

Usage

preference(data=NULL,ncluster=3)

Arguments

data	a data frame, contains consummers in rows and products in columns.
ncluster	How many clusters you want to have? default is 3

Author(s)

Layne lv ([e-mail])

See Also

ggplot2

Examples

data(choc_preference)
preference(choc_preference)

laynelv/isenso documentation built on May 20, 2019, 8:26 p.m.