The box and whisker plot for the information will be as follows: <span>79,70,73,84,83,88,75,72,76,68,68,79,84,74,75,85,67,78,69,80 From the table the average is 76.5</span>
Be careful you don't add unlike terms together (e.g. x^2 and x cannot be added or subtracted together). <span>Be careful you don't mistake the 2 in x^2 as another number. Same for x^3, x^4. etc.</span>
