Does the frequency distribution appear to have a normal distribution using a strict interpretation of the relevant criteria 5.5000-5.5499

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?

What is the equation of the graph below? y=sec(x)-4

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.