make a total of 4 boxplots. All the PH's for 2 different temperatures (1 temperature that the enzyme appears to work well at and one that it doesn't) and all the temperatures for 2 different PHs (1 PH that the enzyme appears to work well at and one that it doesn't). If you don't find yourself a partner you will need to do all 4 boxplots. Either way you need to have printouts of all 4 boxplots in class the period that they are due.
