Goal: Forecast a correlation between being stressed and eating Junk Food We feel that it’s true, but what the numbers say…

1. Does Junk Food
make you feel better ?
Michael Abramson – Raphaël Bils – Lucie Wullschleger

2. -- or which correlation exists between
Happiness And Junk Food? --

3. Why this subject?!

4. Junk Food / Level of happiness
by countries
A map?
The datas
withoutanalysis

5. Data Analysis
Level of Happiness (X)
100
90
80
• Null Hypothesis H0:
70
60
50
40
The amount of the junk food sales
30
20
10
will not be statistically significant
0
and dependent on the change in
United States
Brazil
France
China
Russia
Spain
Canada
South Korea
Japan
Taïwan
Germany
United Kingdom
level of happiness.
Junk Food Sales (Y)
1,600,000.00
1,400,000.00
• Alternative Hypothesis H1:
1,200,000.00
1,000,000.00
800,000.00
The amount of our sales will be
600,000.00
400,000.00
200,000.00
affected in a statistically significant
-
manner by the level of happiness.
Brazil
Canada
France
Russia
China
United States
Japan
Taïwan
Spain
United Kingdom
Germany
South Korea

6. Regression
Junk Food Sales vs Happiness
• Plot Analysis
1600000
1400000
Junk Food Sales ($)
 plots around the line
1200000
1000000
regression model is
800000
600000
400000
appropriate 200000
0
0 20 40 60 80 100
Level of Happiness (%)
• R Squared 0.736169= 73% • T-statistic 5.3
high  more than 2
 There is a positive linear correlation

7. Conclusion
The regression forecast has shown that more
people eat Junk Food HAPPIER they are.

8. Managerial solution
• Build more Fast Food !!
• Buy some Dunkin’ Donut Stock
• It’s still gonna bullish babe !!
• People want to beHAPPY !

9. ! CAUTION !
• Numbers say whatever you want to say
• Be careful to data manipulation and BS data
analysis!!!
• AskWhy, remember ENRON…

10. Thank you !