what else...??

   = a testable explanation

    The Scientific Method

a data set composed of just a few subjects can't control for chance outcomes...

why are so many people so unwilling to recognize the value of  science?
Why so people deny science?

groups 1-6
determine the IV and DV for your scenario and write each on the board. What might be some extraneous variables in your scenario that would needed to be controlled? 

you can't cherry pick data...

all data must be reported

scientists are the toughest critics of other scientists!