Briefly explain the meaning and importance of ""the doctrine of chances or averages"" referred to by wallace.

"The Doctrine of Chances" is a theory that was proposed by Alfred Russell Wallace that related to the theory of natura selection of Darwinists. This doctrine is what we now consider "statistics." Wallace's idea was to use this doctrine of chances and averages in order to study population genetics.

salt is a type of solid, which means that it will when placed in water.

  a.  

soluble, float

  b.  

soluble, dissolve

  c.  

insoluble, settle

  d.  

insoluble, dissolve