appletaste: Tasting experiment that compared four apple varieties

In DAAG: Data Analysis and Graphics Data and Functions

Tasting experiment that compared four apple varieties

Description

Each of 20 tasters each assessed three out of the four varieties. The experiment was conducted according to a balanced incomplete block design.

Usage

data(appletaste)

Format

A data frame with 60 observations on the following 3 variables.

aftertaste

a numeric vector

Apple samples were rated for aftertaste, by making a mark on a continuous scale that ranged from 0 (extreme dislike) to 150 (like very much).

panelist

a factor with levels a b c d e f g h i j k l m n o p q r s t

product

a factor with levels 298 493 649 937

Examples

data(appletaste)
appletaste.aov <- aov(aftertaste ~ panelist + product, data=appletaste)
termplot(appletaste.aov)

DAAG documentation built on May 29, 2024, 9:13 a.m.