Below are monthly rents paid by 30 students who live off campus.

660 660 660 860 630 520

620 960 670 550 650 625

490 670 580 590 780 850

530 550 690 620 640 430

660 730 750 770 650 665

Find the mean, median, mode, and standard deviation

What is the z-score for a rent value of 730