Jon- Your description of air and your definition of mixtures are good. However, we were asked why we believe that air is a mixture. In other words, we were asked for evidence. The sort of facts you cite were not discovered by reading textbooks but by doing real experiments.
Ingroup bias, sometimes known as in-group favoritism, in-groupâout-group bias or intergroup bias, refers to a pattern of favoring members of oneâs in-group over out-group members.This can be expressed in evaluation of others, allocation of resources and many other ways.ngroup bias, sometimes known as in-group favoritism, in-groupâout-group bias or intergroup bias, refers to a pattern of favoring members of oneâs in-group over out-group members.
In marketing, aggregation bias can result in incorrect interpretation when the effect is not measured at the right level of aggregation. For example, advertising at a local shop is unlikely to affect sales at a national level, but may affect sales at nearby shops as well as the local shop itself.onfidence votes 102. Aggregation bias is, generally, the incorrect assumption that what is true about the group is true about the individual (also known as the ecological fallacy).