Answer:
Cross-population generalization
Step-by-step explanation:
In simple terms, the generalizability of cross population means the ability to generalise through one category, community to other communities or groups. Such method is used to define a process that if ti fits properly to all the inputs so that measurement of output can be done without any bias.
This method is commonly used in the field of farming biology where different seeds are studies cross sectional to study the implications of resulting output.