READ_ONLY_ACCESS
[
  {
    "id": "stats1-w11-000",
    "front": "Week 11 Diagnostic: If X follows a Binomial distribution with n = 10 and p = 0.3, what is E[X]?",
    "back": "Answer: 3 — For X ~ Bin(n, p), E[X] = n * p = 10 * 0.3 = 3."
  },
  {
    "id": "stats1-w11-001",
    "front": "Week 11 Diagnostic: For a Poisson random variable Y with parameter lambda = 4, what is the variance Var(Y)?",
    "back": "Answer: 4 — For Y ~ Pois(lambda), Var(Y) = lambda = 4."
  }
]