The number of seconds X after the minute that class ends is uniformly distributed between 0 and 60. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X ~ U( then the sampling distribution is b. Suppose that 38 classes are clocked. What is the distribution of a for this group of classes? ā ~ N( c. What is the probability that the average of 38 classes will end with the second hand between 29 and 37 seconds?

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The number of seconds X after the minute that class ends is uniformly distributed between 0 and 60. Round all
answers to 4 decimal places where possible.
a. What is the distribution of X? X ~ U(
then the sampling distribution is
b. Suppose that 38 classes are clocked. What is the distribution of a for this group of classes? ā ~ N(
c. What is the probability that the average of 38 classes will end with the second hand between 29 and 37
seconds?
Transcribed Image Text:The number of seconds X after the minute that class ends is uniformly distributed between 0 and 60. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X ~ U( then the sampling distribution is b. Suppose that 38 classes are clocked. What is the distribution of a for this group of classes? ā ~ N( c. What is the probability that the average of 38 classes will end with the second hand between 29 and 37 seconds?
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