{
  "week": 6,
  "title": "Regression and Correlation",
  "questions": [
    {
      "q": "Regression usually predicts?",
      "options": [
        "Categories",
        "Continuous values",
        "Passwords",
        "Images only"
      ],
      "answer": 1,
      "explanation": "Regression predicts continuous values."
    },
    {
      "q": "Correlation close to 1 means?",
      "options": [
        "Strong positive relation",
        "Strong negative relation",
        "No relation",
        "A bug"
      ],
      "answer": 0,
      "explanation": "A value near 1 suggests strong positive correlation."
    },
    {
      "q": "A scatter plot helps visualize?",
      "options": [
        "Audio",
        "Relationships between two variables",
        "Only text",
        "Program speed"
      ],
      "answer": 1,
      "explanation": "Scatter plots show relationships."
    }
  ]
}