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.
What makes a tiger a mammal? a tiger is a mammal because they give milk to their young and  produce milk They breath the air form of oxygen and produce milk. They fulfil the criterion that need to be fâ¦ulfilled by a mammal. Thse being that they are warm blooded, animals that give birth to live young and sucle them. 2 people found this useful.