8/18/2019 Assignment 3 Various Statistics

1/1

Traffic EngineeringAssignment (this page must be attached)

 Name: ………………………………………………………………………………………….

Home university: ……………………………………………………………………………….

Email adress: ......…………………………………………………………………………….…. 

Assignment 3 - Various Statistics TASK 1:

From the field observation was found that the volume of traffic flow at given segment of

the roadway is 340 veh/h.

Calculate:

- probability that no vehicle will pass through given point in 1 minute;

- probability that just 6 vehicles will pass through given point in 1 minute;

- probability that less than 6 vehicles will pass through given point in 1 minute;

TASK 2:

Based on the survey, 55 of car holders using their passenger car for commutation.

There are 10 commuters being randomly selected from one organization.

Estimate:

- the probability that 1 person among 10 commuters will choose his passenger car for

travel to work;

- the probability that all persons will choose their passenger cars for travel to work.

TASK 3:

How many vehicles will arriving in an intersection cycle (with a confidence of 95  as

minimum). The cycle lenght of a signalized intersection is 90 seconds. The arrival rate of

vehicles is 420 veh/h.