Calculate the weight of an average egg if a dozen of eggs equals an average weight of 21 ounces.

Explain why scientists use shared characteristics to make cladograms.

1. list three scientific reasons cockroaches may fly.

The yearly amounts of carbon emissions from cars in belgium are normally distributed with a mean of 13.9 gigagrams per year and a standard deviation of 5.8 gigagrams per year. find the probability that the amount of carbon emissions from cars in belgium for a randomly selected year are between 11.5 gigagrams and 14.0 gigagrams per year. a. 0.340 b. 0.660 c. 0.167 d. 0.397