“when two lines corresponding angles are congruent ,the lines are parrallel

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?

Which graph corresponds to the function f(x) = x2 + 4x – 1?

Tom drove 206 miles in 3.9 hours. estimate his average speed.