What Is a Duo-Trio Test

A Duo-Trio Test is an overall difference test which will determine whether or not a sensory difference exists between two samples. This method is particularly useful: To determine whether product differences result from a change in ingredients, processing, packaging, or storage.

Why triangle test is most preferred method as compared to Duo-trio test?

The triangle test is more statistically efficient than duo-trio and paired comparison tests based on probability of choosing a correct result simply by guessing. … The duo-trio test is also used to detect product differences that may result from ingredient supplier changes, storage, packaging, etc.

What is a triangle test in food?

Triangle Test – Product Ideas. The triangle test is a sensory evaluation practicum. It is appropriately called a “triangle” test because it has uses three products to exemplify a difference in a food product. It also uses three main senses to identify the main difference: taste, smell, and touch.

Maya Lin-Takahashi

Maya Lin-Takahashi

Consumer Tech & Gadget Reviewer

Maya is a hardware enthusiast who tests and reviews smart home devices, smartphones, wearables, and audio gear. She focuses on practical consumer value and build quality.

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