Th speeds of 25 cars were observed. 10 cars were noted to travel at 38 kph, 8 cars at 39 kph, 2 cars at 56 kph, and 5 cars at 41 kph. Assume that each car was traveling at a at constant speed. a. Determine the time mean speed in kph. b. Determine the space mean speed in kph.

Th speeds of 25 cars were observed. 10 cars were noted to travel at 38 kph, 8 cars at 39 kph, 2 cars at 56 kph, and 5 cars at 41 kph. Assume that each car was traveling at a at constant speed. a. Determine the time mean speed in kph. b. Determine the space mean speed in kph.

Traffic and Highway Engineering

5th Edition

ISBN:9781305156241

Author:Garber, Nicholas J.

Publisher:Garber, Nicholas J.

Chapter3: Characteristics Of The Driver, The Pedestrian, The Bicyclist, The Vehicle, and The Road

Section: Chapter Questions

Problem 10P

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Th speeds of 25 cars were observed. 10 cars were noted to travel at 38 kph, 8 cars at 39 kph, 2 cars at 56 kph, and 5 cars at 41 kph. Assume that each car was traveling at a at constant speed.

a. Determine the time mean speed in kph.

b. Determine the space mean speed in kph.

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