If a fund's returns follow a normal distribution, then approximately 68% of the time they will fall within one standard deviation of the mean return for the fund, and 95% of the time within two standard deviations.
Mammals are a particular class of animal. What makes an animal a mammal are several things. First, they must have glands that give milk.This is to feed their babies. Second, they are warm-blooded.Third, all mammals have fur or hair. Humans are mammals and so are dogs, whales, elephants, and horses.hat makes an animal a mammal are several things. First, they must have glands that give milk. This is to feed their babies. Second, they are warm-blooded. Third, all mammals have fur or hair. Humans are mammals and so are dogs, whales, elephants, and horses.
Mammals are a class of animals belonging to the Phylum Chordata and Subphylum Vertebrata. They are defined by certain characteristics which all mammals share, including: gland â¦ s that produce milk, hair, three bones in the middle ear, and a neocortex in the brain.Most mammals are born live, but there are exceptions.hylum is the first division amonst the Kingdom, there are about 40 of them, one is 'Chordata', animals with a spinal cord. All fish, amphibians, reptiles, birds and mammals, have this. This is why they are grouped together in the phylum level, before being divided by Class, such as Mammalia, and Aves.