Consumer Banker Association released a report showing the lengths of automobile leases for new automobiles. The results are as follows. Lease Length in Months Percent of Leases 13-24 25-36 37-48 49-60 More than 60 11.2% 37.6% 27.4% 23.6% 0.2% (a) Use the midpoint of each class, and call the midpoint of the last class 66.5 months, for purposes of computing the expected lease term. Also find the standard deviation of the distribution. (Round your answers to two decimal places.) expected lease term in months standard deviation
Consumer Banker Association released a report showing the lengths of automobile leases for new automobiles. The results are as follows. Lease Length in Months Percent of Leases 13-24 25-36 37-48 49-60 More than 60 11.2% 37.6% 27.4% 23.6% 0.2% (a) Use the midpoint of each class, and call the midpoint of the last class 66.5 months, for purposes of computing the expected lease term. Also find the standard deviation of the distribution. (Round your answers to two decimal places.) expected lease term in months standard deviation
Chapter3: Income Sources
Section: Chapter Questions
Problem 96IIP
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Consumer Banker Association released a report showing the lengths of automobile leases for new automobiles. The results are as follows.
Lease Length in Months | Percent of Leases |
13-24 25-36 37-48 49-60 More than 60 |
11.2% 37.6% 27.4% 23.6% 0.2% |
(a) Use the midpoint of each class, and call the midpoint of the last class 66.5 months, for purposes of computing the expected lease term. Also find the standard deviation of the distribution. (Round your answers to two decimal places.)
expected lease term in months | |
standard deviation |
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