What is the distribution of X? X~U  then the sampling distribution is Suppose that 37 classes are clocked.  What is the distribution of ¯xx¯ for this group of classes?   x¯ ~ N What is the probability that the average of 37 classes will end with the second hand between 25 and 32 seconds?

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The number of seconds XX after the minute that class ends is uniformly distributed between 0 and 60. Round all answers to 4 decimal places where possible.

  1. What is the distribution of X? X~U
  2.  then the sampling distribution is
  3. Suppose that 37 classes are clocked.  What is the distribution of ¯xx¯ for this group of classes?   x¯ ~ N
  4. What is the probability that the average of 37 classes will end with the second hand between 25 and 32 seconds? 
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