READ_ONLY_ACCESS
[
  {
    "id": "stats1-w12-000",
    "front": "Week 12 Diagnostic: For a continuous random variable X with PDF f(x), what is P(X = 5)?",
    "back": "Answer: 0 — For any continuous random variable, the probability of taking any exact single point value is strictly 0: P(X = c) = 0."
  },
  {
    "id": "stats1-w12-001",
    "front": "Week 12 Diagnostic: If X is uniformly distributed on [2, 6], what is the value of the PDF f(x) for x in [2, 6]?",
    "back": "Answer: 0.25 — For X ~ U(a, b), f(x) = 1 / (b - a). Here b = 6, a = 2, so f(x) = 1 / (6 - 2) = 1/4 = 0.25."
  }
]