how greasy are your potato chips? by: dharma shrecengost
TRANSCRIPT
How greasy are your How greasy are your potato chips?potato chips?
By: Dharma ShrecengostBy: Dharma Shrecengost
Experimental DesignExperimental Design Problem- Problem- What is the effect of the What is the effect of the
chip brand on the grease amount?chip brand on the grease amount?
IV: IV: Chip brandChip brand Levels of the IVLevels of the IV: Lay’s, UTZ, : Lay’s, UTZ,
Kroger’s store brand, WiseKroger’s store brand, Wise
Reason control was selected:Reason control was selected: DV: DV: Amount of greaseAmount of grease
Experimental DesignExperimental Design
Constants (3) :Constants (3) :Paper towel brand, Paper towel brand, regular flavor, amount of crushed chips regular flavor, amount of crushed chips
Hypothesis: Hypothesis: If the chip brand is Lay’s If the chip brand is Lay’s then the grease amount will be greater, then the grease amount will be greater, than the UTZ, Kroger store brand and, than the UTZ, Kroger store brand and, Wise.Wise.
ChipsChips Precisely 25 paper towelsPrecisely 25 paper towels RulerRuler Permanent MarkerPermanent Marker CameraCamera TableTable Stop watchStop watch PencilPencil PaperPaper
Materials Materials
Procedures Procedures
Gather MaterialsGather Materials Place five paper towels beside each other on a tablePlace five paper towels beside each other on a table Write one name of the listed potato chip brands per Write one name of the listed potato chip brands per
paper towelpaper towel On one paper towel on the top write UTZOn one paper towel on the top write UTZ On the next paper towel on the top write WiseOn the next paper towel on the top write Wise On the next paper towel at the top write Kroger’s On the next paper towel at the top write Kroger’s
store brandstore brand On the remaining paper towel at the top write Lay’s On the remaining paper towel at the top write Lay’s
Procedures (continued)Procedures (continued)
Open each chip bag (package)Open each chip bag (package) Place two chips into their correctly labeled Place two chips into their correctly labeled
paper towelpaper towel Make sure the chips are equally leveled on Make sure the chips are equally leveled on
the paper towelthe paper towel Turn the stop watch on Turn the stop watch on After 10 minutes have gone by, remove After 10 minutes have gone by, remove
the chips from the paper towelsthe chips from the paper towels Measure grease spots with a ruler in cmMeasure grease spots with a ruler in cm Record and compare all dataRecord and compare all data Repeat steps five times for accurate resultsRepeat steps five times for accurate results
Data TableData Table
ChipChip
BrandBrand
Trial Trial
11
TrialTrial
22
TrialTrial
33
TrialTrial
44
TrialTrial
55
Avg’sAvg’s
Lay’sLay’s 1010 1212 3535 3030 1717 20.820.8
WiseWise 1616 2020 2222 3030 2222 2222
Kroger’s Kroger’s store store brandbrand
44 2727 77 1818 2525 16.216.2
UTZUTZ 3434 44 2626 2626 2929 23.823.8
Measured perimeter of the grease spot in centimeters.
Graph (Trails)Graph (Trails)P
erim
eter
of
grea
se
spot
in c
m.
Graph (Averages)Graph (Averages)A
vera
ge
Mea
sure
men
to
f T
he
Gre
ase
Sp
ot
Brand Name of Chips
Discussion – Discussion –
The results concluded that Utz had the most The results concluded that Utz had the most grease of the chips tested. The average of Utz grease of the chips tested. The average of Utz was 23.8, the average of Wise was 22, the was 23.8, the average of Wise was 22, the average of Lays was 20.8 and, the average of average of Lays was 20.8 and, the average of Kroger’s store brand was 16.2. Kroger’s store brand was 16.2.
The research concluded that there are regular, The research concluded that there are regular, kettle-cooked, baked and air-popped potato chips, kettle-cooked, baked and air-popped potato chips, as well as potato crisps. These potato chips all as well as potato crisps. These potato chips all have varied amounts of grease depending on the have varied amounts of grease depending on the cooking methods. Usually, baked and air-popped cooking methods. Usually, baked and air-popped chips should have the least amount of grease, chips should have the least amount of grease, with regular and kettle chips having the most.with regular and kettle chips having the most.
ConclusionConclusion
Hypothesis: If chip brand is Lays, Hypothesis: If chip brand is Lays, then grease amount will be higher.then grease amount will be higher.
Hypothesis was rejected , because Hypothesis was rejected , because the chip brand (Lays) had a lower the chip brand (Lays) had a lower amount of grease than the Utz and amount of grease than the Utz and Wise.Wise.
Conclusion (continued)Conclusion (continued)
Errors made included: Size of chipErrors made included: Size of chip
If done differently: I would use If done differently: I would use differently textured chips along with differently textured chips along with a different flavor (ex. Sour cream & a different flavor (ex. Sour cream & onion)onion)
Conclusion (continued)Conclusion (continued)
Overall, this science experiment Overall, this science experiment was a success, because I accurately was a success, because I accurately measured the grease of the chips measured the grease of the chips and had all the chips begin and end and had all the chips begin and end at approximate the same time.at approximate the same time.
QuestionsQuestions
Are there any questions?Are there any questions?