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.
Hair. Hair is one of the characteristics of a mammal that is unique to mammalsâno other animals have true hair and all mammals have hair covering at least part of their body at some time during their life.An individual hair consists of a rod of cells that are reinforced by a protein known as keratin.air. Hair is one of the characteristics of a mammal that is unique to mammalsâno other animals have true hair and all mammals have hair covering at least part of their body at some time during their life.