5. Question?
How many unpopped kernels are there left out
of 300?
Is one brand better?
Does storage temperature matter?
6. SET-UP
Purchase popcorn from Wal-Mart on January
14th.
Store 300 kernels of each brand at each
temperature for a total of 9 samples
Store for 16 days
Pop each sample in the whirly-pop for 90
seconds with 1 tablespoon of hot oil.
7. RESULTS
Number of
Orville
unpopped Great Value Jolly Time
Redenbacher
kernels
Room
0/300 1/300 1/300
Temperature
Refrigerator 4/300 5/300 8/300
Freezer 5/300 1/300 5/300
8. Is there a Difference?
Brands – There isn’t a difference in the number
of unpopped kernels based on the brand
(p=0.62).
Storage Temperature – There is a difference in
the number of unpopped kernels based on the
temperature the kernels are stored at (p=0.04).
There are fewer unpopped kernels when they
are stored at room temperature.
9. Conclusion
The brand of popcorn you use doesn’t matter
Where you store them does matter
