ucbx - junk food final
DESCRIPTION
Goal: Forecast a correlation between being stressed and eating Junk Food We feel that it’s true, but what the numbers say…TRANSCRIPT
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Does Junk Food make you feel better ?
Michael Abramson – Raphaël Bils – Lucie Wullschleger
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-- or which correlation exists between
Happiness And Junk Food? --
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Why this subject?!
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Junk Food / Level of happinessby countries
A map?The datas withoutanalysis
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Data Analysis
• Null Hypothesis H0:The amount of the junk food sales will not be statistically significant and dependent on the change in level of happiness.Russi
aSp
ainBraz
il
Canad
aChina
United Kingd
om
United St
atesJap
an
South Korea
German
y
France
Taïw
an0
102030405060708090
100Level of Happiness (X)
- 200,000.00 400,000.00 600,000.00 800,000.00
1,000,000.00 1,200,000.00 1,400,000.00 1,600,000.00
Junk Food Sales (Y) • Alternative Hypothesis H1:
The amount of our sales will be affected in a statistically significant manner by the level of happiness.
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Regression
• R Squared 0.736169= 73%high
30 40 50 60 70 80 90 1000
200000400000600000800000
1000000120000014000001600000
Junk Food Sales vs Happiness
Level of Happiness (%)
Junk
Foo
d Sa
les (
$)
• T-statistic 5.3 more than 2
• Plot Analysis plots around the lineregression model is appropriate
There is a positive linear correlation
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Conclusion
The regression forecast has shown that more people eat
Junk Food HAPPIER they are.
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Managerial solution
• Build more Fast Food !!
• Buy some Dunkin’ Donut Stock
• It’s still gonna bullish babe !!
• People want to beHAPPY !
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! CAUTION !
• Numbers say whatever you want to say• Be careful to data manipulation and BS data
analysis!!!• AskWhy, remember ENRON…
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Thank you !