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x1 In a 176 ft. speed trap the following frequency of time were recorded: TIME SEC NO. OF VEHICLES OBSERVED 1.0 1.4 2 1.4 1.8 1 1.8 2.2 5 2.2 2.6 36 2.6 3.0 54 3.0 3.4 52 3.4 3.8 25 3.8 4.2 12 4.2 4.6 3 VA 4.6 5.0 5.0 NO 2 0 (a) Covert the time to speeds. (b) 30 00 Calculate the mean, median, standard distribution, variance, and modal speed of the sample. (c) Plot the cumulative frequency and measure the 15th, 50th and 85th percentile speeds. What would you recommend as a speed limit on this facility? Explain your reasoning in making your choice. (d) = Σnisi N S = N-I

x1 In a 176 ft. speed trap the following frequency of time were recorded: TIME SEC NO. OF VEHICLES OBSERVED 1.0 1.4 2 1.4 1.8 1 1.8 2.2 5 2.2 2.6 36 2.6 3.0 54 3.0 3.4 52 3.4 3.8 25 3.8 4.2 12 4.2 4.6 3 VA 4.6 5.0 5.0 NO 2 0 (a) Covert the time to speeds. (b) 30 00 Calculate the mean, median, standard distribution, variance, and modal speed of the sample. (c) Plot the cumulative frequency and measure the 15th, 50th and 85th percentile speeds. What would you recommend as a speed limit on this facility? Explain your reasoning in making your choice. (d) = Σnisi N S = N-I

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Please complete parts A, B, C, and D.

x1 In a 176 ft. speed trap the following frequency of time were recorded: TIME SEC NO. OF VEHICLES OBSERVED 1.0 1.4 2 1.4 1.8 1 1.8 2.2 5 2.2 2.6 36 2.6 3.0 54 3.0 3.4 52 3.4 3.8 25 3.8 4.2 12 4.2 4.6 3 VA 4.6 5.0 5.0 NO 2 0 (a) Covert the time to speeds. (b) 30 00 Calculate the mean, median, standard distribution, variance, and modal speed of the sample. (c) Plot the cumulative frequency and measure the 15th, 50th and 85th percentile speeds. What would you recommend as a speed limit on this facility? Explain your reasoning in making your choice. (d) = Σnisi N S = N-I
Transcribed Image Text:x1 In a 176 ft. speed trap the following frequency of time were recorded: TIME SEC NO. OF VEHICLES OBSERVED 1.0 1.4 2 1.4 1.8 1 1.8 2.2 5 2.2 2.6 36 2.6 3.0 54 3.0 3.4 52 3.4 3.8 25 3.8 4.2 12 4.2 4.6 3 VA 4.6 5.0 5.0 NO 2 0 (a) Covert the time to speeds. (b) 30 00 Calculate the mean, median, standard distribution, variance, and modal speed of the sample. (c) Plot the cumulative frequency and measure the 15th, 50th and 85th percentile speeds. What would you recommend as a speed limit on this facility? Explain your reasoning in making your choice. (d) = Σnisi N S = N-I
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