Which is the best estimate of the weight of 2 baseballs?

Do graduates from uf tend to have a higher income than students at fsu, five years after graduation? a random sample of 100 graduates was taken from both schools. let muf be the population mean salary at uf and let mufsu be the population mean salary at fsu. how should we write the alternative hypothesis?

When a rectangle is dilated, how do the perimeter and area of the rectangle change?

If 3 3/4 lb. of candy costs 20.25 how much would 1lb. of candy cost