(brainliest awarded) which of the following confidence intervals will be the widest when estimating the mean of a population based on the mean and standard deviation of a sample of that population? a: 42% b: 57% c: 31% d: 23%

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.