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Chapter 5: Q. 61 (page 351)
Use the following information to answer the next seven exercises. A distribution is given as . Find the 30th percentile
The value of 70 percentile is 0.4756
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Which type of distribution does the graph illustrate?
Consider the function for . Draw the graph of and find .
Use the following information to answer the next three exercises.
The Sky Train from the terminal to the rental–car and long–term parking center is supposed to arrive every eight minutes. The waiting times for the train are known to follow a uniform distribution.
80. Find the percentile for the waiting times (in minutes).
a. two
b.
c.
d. three
Use the following information to answer the next seven exercises. A distribution is given as . Which is larger, the mean or the median?
A customer service representative must spend different
amounts of time with each customer to resolve various concerns. The amount of time spent with each customer can be
modelled by the following distribution:
Find .
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