Structural Analysis
Structural Analysis
6th Edition
ISBN: 9781337630931
Author: KASSIMALI, Aslam.
Publisher: Cengage,
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The data shown below were obtained by time-lapse photography on a highway. Use regression analysis to fit these data to the Greenshields model and determine the following.
Speed (mi/h) Density (veh/mi)
84
16.2
24.7
69
33.3
54
39.7
40
52.0
19
55.1
14
(a) the mean free speed (in mi/h)
mi/h
(b) the jam density (in veh/mi)
veh/mi
(c) the capacity (in veh/h)
veh/h
(d) the speed at maximum flow (in mi/h)
mi/h
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Transcribed Image Text:The data shown below were obtained by time-lapse photography on a highway. Use regression analysis to fit these data to the Greenshields model and determine the following. Speed (mi/h) Density (veh/mi) 84 16.2 24.7 69 33.3 54 39.7 40 52.0 19 55.1 14 (a) the mean free speed (in mi/h) mi/h (b) the jam density (in veh/mi) veh/mi (c) the capacity (in veh/h) veh/h (d) the speed at maximum flow (in mi/h) mi/h
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