SECTION B PAVEMENT DESIGN - SPEED SURVEYS Note: Your answers should be properly referenced showing the...
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SECTION B PAVEMENT DESIGN - SPEED SURVEYS Note: Your answers should be properly referenced showing the details of any books (including page numbers ...etc.). Also, show any necessary calculations. Answer all of the following questions: Bl. In traffic engineering, define space mean speed, time mean speed and journey speed. B2. B3. Is time mean speed higher than space mean speed? Explain. The following data shows spot speed measurements taken from a selected road. Calculate the average speed and estimate the variations within speeds. Predict the speed limit for this set of data. Comment on the results. B4. Calculate the skewness and kurtosis and comment on the results. - Speed Frequency Km/hr 20-27.99 1 28-35.99 12 36-43.99 41 44-51.99 139 52-59.99 227 60-67.99 172 125 68-75.99 76-83.99 38 84-91.99 22 92-99.99 6 100-107.99 10 Total 783 14-Jul-22 SECTION B PAVEMENT DESIGN - SPEED SURVEYS Note: Your answers should be properly referenced showing the details of any books (including page numbers ...etc.). Also, show any necessary calculations. Answer all of the following questions: Bl. In traffic engineering, define space mean speed, time mean speed and journey speed. B2. B3. Is time mean speed higher than space mean speed? Explain. The following data shows spot speed measurements taken from a selected road. Calculate the average speed and estimate the variations within speeds. Predict the speed limit for this set of data. Comment on the results. B4. Calculate the skewness and kurtosis and comment on the results. - Speed Frequency Km/hr 20-27.99 1 28-35.99 12 36-43.99 41 44-51.99 139 52-59.99 227 60-67.99 172 125 68-75.99 76-83.99 38 84-91.99 22 92-99.99 6 100-107.99 10 Total 783 14-Jul-22
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Related Book For
Managing Supply Chain and Operations An Integrative Approach
ISBN: 978-0132832403
1st edition
Authors: Thomas Foster, Scott E. Sampson, Cynthia Wallin, Scott W Webb
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