N a particular hospital, newborn babies were delivered yesterday. Here are their weights (in ounces). 92, 107, 102, 90, 129 Assuming that these weights constitute an entire population, find the standard deviation of the population.

Eric and shiloh each have a savings account. the ratio of eric’s account balance to shiloh’s account balance is 4: 3. together they have a total of $140 in their accounts. use the tape diagram below to you determine the balance of eric’s account.