Astate contains 85 school corporations andeach corporation reports its expenditures per pupil. is it properto apply the one-sample method to these data to give a 95%confidence interval for the average expenditure per pupil? explain your answer.

The rumpart family is building a new room onto their house. the width of the new room will be 16 feet. the length of the room will be 4% greater than the width. write an expression to find the length of the new room. what will be the area of this new room?

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

A50% increase followed by 33 1/2% decrease