What you will need:
- 3 different brands of microwave popcorn (one bag each, of same flavor as all other brands)
- 3 large bowls
- Microwave oven
- 5 volunteer tasters (more if available)
Here's what you do:
- Draw out a data chart to record your results. Your control variables
are Tasters 1-5. Your results will include observations for Sample A, B,
Label the sample bags A, B, and C.
Label the bowls A, B, and C.
- Preheat the microwave by placing one cup of water inside and
heating it for one minute on high. Carefully remove the cup of water
- Pop each of the samples and pour them into the bowl with the same
- Bring your volunteers in. Instruct them to taste each of the
samples and rank them in order of their preferences: 1, 2, or 3.
Ask them not to discuss their opinions during the tasting process.
- Record the tasters' results on your chart, writing 1 under their
first choice, 2 under the sample they rank second, and 3 under their
least favorite. Add up each of the columns under Sample A, B, and C.
Now What Do We Know?
On your chart, the best tasting popcorn will have the lowest total score when you add that column.
- Which sample had the lowest score?
- Which sample was in the middle?
- Which sample had the highest (or worst) score?