The method of least squares O is a way to find the "best fitting" line through a set of data points. O is a statistical way of separating a mixed cost. O always produces the same cost formula when used on the same data set. all of these are correct 4.5 points Save Answer QUESTION 19 Which of the following would probably be a committed fixed cost for an accounting firm? lease of computers O rent on the office building O property taxes on building All of these are correct. 4.5 points Save Answer QUESTION 20 Which of the following would probably be a fixed cost in a fast-food restaurant? O cost of hamburger O cost of french fries shift manager's salary O utility cost 4.5 points Save