Arandom sample of 100 undergraduate students at a university found that 78 of them had used the university library’s website to find resources for a class. what is the margin of error for the true proportion of all undergraduates who had used the library’s website to find resources for a class?

You will get 25 points an image of a rectangular prism is shown below: part a: a cross section of the prism is cut with a plane parallel to the base. what is the name of the shape created by the cross section? explain your answer. (5 points) part b: if a cross section of the prism is cut perpendicular to the base, what would be the shape of the resulting cross section? explain your answer. (5 points)

The line containing the midpoints of the legs of right triangle abc where a(-5,5), b(1, 1), and c(3, 4) are the vertices.

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?