{
  "week": 10,
  "title": "Real Project I \u2014 Weather and IPL",
  "questions": [
    {
      "q": "A rolling average is useful for?",
      "options": [
        "Smoothing noisy trends",
        "Making passwords",
        "Deleting rows",
        "Encrypting files"
      ],
      "answer": 0,
      "explanation": "Rolling averages help smooth trends."
    },
    {
      "q": "Grouped statistics in pandas often use?",
      "options": [
        "groupby",
        "turnby",
        "joinby",
        "filterby"
      ],
      "answer": 0,
      "explanation": "groupby is the standard method."
    },
    {
      "q": "Project storytelling means?",
      "options": [
        "Only code",
        "Explaining problem, method, and findings clearly",
        "Ignoring charts",
        "Removing conclusions"
      ],
      "answer": 1,
      "explanation": "Clear communication is part of data work."
    }
  ]
}