https://file.aiquickdraw.com/mathbot/file/1726593542602qrues2on.jpg

Let's address the tasks based on the image content. Here's a summary of the questions and instructions:

### 1. **Quels sont les deux caractères étudiés chez les personnes interrogées ?**
   The two characteristics studied are:
   - Age groups (6-14 years, 15-25 years, 26-39 years, and 40+ years)
   - Device used for playing video games (Console, Computer, Smartphone)

### 2. **Donner :**
   a. **Le nombre total de personnes interrogées**  
      From the table, the total number of people is 3,000.

   b. **Le nombre de personnes entre 15 et 25 ans jouant sur Smartphone**  
      The number of people aged 15-25 years playing on a Smartphone is 400.

### 3. **Recopier le tableau et reporter les informations de l’énoncé**
   Here's the updated table with the new information based on the additional data in the text:
   
   - 50% of all people play on Smartphones, so \(50\% \times 3000 = 1500\) people play on Smartphones.
   - Out of the people who play on Smartphones, 250 are in the 6-14 age group.
   - 31.25% of people aged 26-39 play on computers:  
     \(31.25\% \times 800 = 250\) people.

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On interroge au hasard des personnes dans la rue sur leurs habitudes vis-à-vis des jeux vidéo. Quelles sont les deux caractéristiques étudiées chez les personnes interrogées et combien de personnes entre 15 et 25 ans jouent sur un smartphone ?

This problem analyzes data from a survey on video game habits, focusing on percentages of players by age group and device usage. It involves calculating percentages and analyzing tabular data. Learn how 400 people aged 15-25 use smartphones for gaming.

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