The blood cholesterol levels in 14-year-old boys are approximately normally distributed. Within this curve, 99.7% of the levels, centered about the mean, are
between 75 and 255 milligrams of cholesterol per deciliter of blood. The standard
deviation is 30 milligrams of cholesterol. Use this information to estimate the
mean blood cholesterol level in 14-year-old boys. Approximate the probability
that a boy has a cholesterol level less than 135. Explain how you determined your
answers. *
Your answer
I

The blue whale is the largest animal living on the earth. the average blue whale measures 100 feet long (30 meters) and weighs 300,000 pounds (136,000 kilograms). a whale’s head is 1⁄3 of the length of its body. a new baby whale is 1⁄4 the length of a grown whale. the average man is 1⁄17 the length of a blue whale, and 1⁄1,818 its weight. a human baby measures 1⁄4 of the length of an adult. calculate the following information: how long is a whale’s head? how long is a new baby whale? how tall is the average man? how much does the average man weigh? how tall is the average human baby?

16 more than the product of 5 and p

Mickey needs to cut pieces of ribbon that are each 1 meter long tie onto balloons. if he has 8 pieces of ribbon that are each 1 dekameter long. how many 1 meter pieces of ribbon can he cut