Coke vs. PepsiThe Classic Fight

• Question: Can people taste the difference between Coke and Pepsi?

• Steps:– We sampled 53 people that we knew with a variety

of ages and a well-balanced ratio of males to females.

– Each of us had a table to record gender, age, and whether or not the subject guessed correctly.

– We labeled 2 cups: Cup “A” and Cup “B.”• Cup “A” was Coke and Cup “B” was Pepsi.

– We told the subject that one cup had Coke in it and the other cup had Pepsi in it.

– The subject tasted the soda in Cup “A” and the soda in Cup “B.”

– The subject attempted to correctly identify the soda in each cup.

– We recorded the information and results in the table.

– We created graphs to display the information.

Procedure

MAIN DATACan You Tell the Difference Between Coke and Pepsi?Column1 Column2 Column3 Column4 Column5

GENDER AGE CORRECT INCORRECT1M 41 ü2M 18 ü3F 17 ü4M 20ü5F 38ü6M 18 ü7F 52ü8F 12 ü9M 8 ü

10M 19ü11F 22ü12M 31ü13F 14 ü14M 13ü15M 10 ü16F 7 ü17F 12ü18F 66ü19M 43 ü20F 35ü21M 45ü22F 45 ü23F 15 ü

24F 17ü25F 17 ü26M 17ü27M 16ü28M 10 ü29M 14 ü30F 43 ü31M 50ü32F 17ü33F 16ü34F 14 ü35F 7 ü36F 13ü37M 60 ü38F 53 ü39F 15ü40M 18 ü41F 58 ü42M 16 ü43F 38ü44F 22ü45M 30ü46F 18ü47M 21ü48M 20ü49M 30ü50F 36 ü51M 3ü52M 6ü53M 19ü

TOTAL 29 24

Data: Male vs. Female

Correctness According to Gender

Gender Correct Incorrect TOTAL

M 15 11 26

F 14 13 27

Data: Age

Age total % Correct

<10 5 40%

10 to 20 27 56%

21 to 40 10 90%

>40 11 36%

Data Analysis•53 People total were tested in the experiment•Approximately 55% of all people tested could tell which sample was Pepsi, and which sample was Coke•More Specifically, about 58% of males tested guessed correctly, while 52% of women tested guessed correctly•90% of those tested of age 21 – 40 guessed correctly, the highest success rate of ages. On the other hand, only 36% of those tested above age 40 were successful.