Recent content by v-moda

  1. V

    Hypothesis Testing

    Can someone please explain this? How did that conclusion arrive? P(Type I error) = P(reject H0 | H0 is true) = P(X1 ≤ c, X2 ≤ c | N = 16) = cC2 / 16C2 = c(c-1)/240 What if it was P(Type I error) = P(reject H0 | H0 is true) = P((X1+X2)/2 ≤ c | N = 16) would the equation be different?
  2. V

    Hypothesis Testing

    You arrive late at a race track; the cars are already hurtling past you. You know from past experience that the cars are numbered (and labeled) 1, 2, 3, …, up to STAT 2003 Computer-Aided Statistical Reasoning 1-20 N, the total number of cars in the race. Unfortunately, N is unknown to you...
  3. V

    Coin flipping

    Alan, Bob, and Charlie agreed that the “odd man” (the person whose outcome is different from others) would buy the coffee. After simultaneously flipping their coins, Bob turned up with the only “tail”. At this point Bob demanded to Alan’s and Charlie’s coins. He discovered that Alan had used...