When children have inductive reasoning about human behavior,is it based on the diversity principle? Is it affected by other cognitive factors? This experiment examined the developmental trends of diversity effects in children s inductive reasoning about human behavior.

The diversity effect of Inductive Reasoning means that if the premises in an inductive argument is more different, the people will intend to assess the inductive argument is stronger.

The diversity effects among adults have been reported in a number of studies using a variety of methods.

Preliminary analysis of generic diversity of Trichogrammatidae and Mymaridae from 10 provinces of China;

Inductive inference psychological effects point out the extent that various factors in the inductive arguments affect the inductive judgment power, according to the factors and their effective ways, which mainly includes category effect, property effect, and mutual effect.

The oil fatty acid contents were quantitative in heritance,linolenic and palmitic contents were controlled by the additive effect,oleic and linoleic contents were commonly controlled by the additive and the no-additive effect,and the additive effect wa.

The additive effect was more important than the dominant effect.

The additive effect play key role in senetic of heading date.