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4
ago more than 13y
mirsadvitia
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Please fill out this survey in order to improve your life! All personal data will be kept confidential. Thank you for your understanding!
Questionnaire results are publicly available
How many hours do you spend studying per day?
none
1 (one)
2 (two)
more
How many hours do you sleep?
less than 6 (six)
7
8
more
What mobile phone do you have?
- select -
Nokia
Samsung
LG
I-Phone
What mobile phone do you have?
- select -
Nokia
Samsung
LG
I-Phone
How many hours do you sleep?
less than 6 (six)
7
8
more
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