Geometric Distribution Quiz
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Questions and Answers

Which formula can be used to calculate the probability that the first success occurs on the nth trial in the geometric distribution?

  • (1 - p)^(n+1) / p
  • (1 - p)^(n-1) * p (correct)
  • (1 - p)^(n+1) * p
  • (1 - p)^(n-1) / p

    • Suppose you flip a coin several times. What is the probability that the first head appears on the third toss?

  • (1 - p)^2 / p
  • (1 - p)^3 / p
  • (1 - p)^2 * p (correct)
  • (1 - p)^3 * p

    • In the geometric distribution, what does 'p' represent in the formula (1 - p)^(n-1) * p?

  • The probability of a success (correct)
  • The number of trials
  • The number of successes
  • The probability of a failure

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