RLansu Hand Washing and Staphylococcus of the Skin and Nose Worksheet.docx

Hand Washing and Staphylococcus of the Skin and Nose Worksheet
Name: Rebekah Lansu
Part A: Hand Washing
1. What independent variable did you use in your experiment? For example, method of
drying (air vs. paper towel), or type of soap (no antimicrobial agent vs. antimicrobial),
etc. In other words, what are we testing in this hand washing experiment?
Highlight the product below which would most closely match the independent
variable:
2. Do you think the method we are using to wash our hands will be effective? In other
words, what is your hypothesis?
3. RESULTS: carefully count every colony on the “before” & “after” sides of your agar
plate.
4. Calculate the percent reduction and report it below.