When individuals not involved in the development process are asked to test the game, this is called group testing.

When individuals not involved in the development process are asked to test the game, this is called Beta group testing.

Explanation:

There are two phases of game/software testing, First is known as alpha testing where developers of the games test it from different aspects and standards to meet the requirements. After First phase of testing, Second phase becomes started. In this phase, end users, that are not developers, test the games and suggest the changes as user point of view. This phase of testing is called Beta Testing.

The group of people who are involve in Beta testing are Beta testers or Beta Testing Group.

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