A company is developing a new caffeine pill, and wishes to compare its effectiveness to the leading competitors' pill. They task you with designing an experiment to compare the two pills' effectiveness. You recruit 20 inividuals to participate in the experiement. You plan to give the treatment group the new pill, and the control group the competitor's pill. After receiving the pill, all individuals will interact with one another, and you will observe and record the level of energy of each individual.

Table 4: Sample of Inividuals ID Sex ID Sex 01 Male 02 Male 03 Female 04 Female 05 Male 06 Male 07 Male 08 Female 09 Female 10 Male 11 Male 12 Female 13 Female 14 Male 15 Male 16 Male 17 Female 18 Male 19 Female 20 Male