triangle.pair.test: Make a Triangle test for two products
Description
Make a Triangle test for two products.
Usage
triangle.pair.test (nb.good, nb.answer)
Arguments
nb.good
number of panelists who identify the odd sample
nb.answer
number of panelists who make the triangle test
Value
Returns
p.valuethe p-value of the Triangle test;
Estimationestimation by Maximum Likelihood of the number of panelists who really perceive the difference between the products;
MLMaximum Likelihood of the estimation of the number of panelists who really perceive the difference between the products;
minimumminimum of panelists who should detect the odd product to can say that panelists perceive the difference between the products.
Details
Triangle test: panelists receive three coded samples. They are told that two of the sample are the same and one is different.
Panelists are asked to identify the odd sample.