For the given speed information below: Speed class 28-31.9 32-35.9 36-39.9 40-43.9 44-47.9 48-51.9 52-55.9 56-59.9 60-63.9 64-67.9 (mi/hr) Frequency 1 3 6 The 85th percentile speed is approximately..... (mi/hr). 4 ********* 8 11 10 11 8 2

Traffic and Highway Engineering
5th Edition
ISBN:9781305156241
Author:Garber, Nicholas J.
Publisher:Garber, Nicholas J.
Chapter9: Capacity And Level Of Service For Highway Segments
Section: Chapter Questions
Problem 18P
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For the given speed information below:
Speed class 28-31.9 32-35.9 36-39.9 40-43.9 44-47.9 48-51.9 52-55.9 56-59.9 60-63.9 64-67.9
(mi/hr)
Frequency 1
3
The 85th percentile speed is approximately..
6
4
8
(mi/hr).
11
10
11
8
2
Transcribed Image Text:For the given speed information below: Speed class 28-31.9 32-35.9 36-39.9 40-43.9 44-47.9 48-51.9 52-55.9 56-59.9 60-63.9 64-67.9 (mi/hr) Frequency 1 3 The 85th percentile speed is approximately.. 6 4 8 (mi/hr). 11 10 11 8 2
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