HW 5
CHENG GONG
2012/3/7
1. Explore the data
In this part, for 21 choices, the travelers only choose one of them. Therefore, I put the
rows of chosen together to do some analysis. This is the collapse the multiple rows for
each traveler into a single row.
Travel Demand Analyis and Forecasting
Civil Engineering 480-1
Winter 2012
Jerey Newman
Course Requirements and Syllabus
Description
is course provides an introduction to travel demand theory and conventional and advanced travel models including instructio
Assignment 4
Explore the data, using relevant tools.
(1)
I use crosstab in Excel. As I notice that this data contains both the alternatives and
purpose of the trips, I use income as a constraint to analysis between different
purposes of trips compared wit
Cheng GONG
Assignment 3
1. Explore the data
When we use crosstab to analysis the decision, we first draw a graph (Fig 1.1),
which is the percentage of alternatives that people can choose when they made
their decision by different range of income. We notic
1. Calculate the trip distribution trip table.
The function of gravity model is:
Therefore,
From this we can get that:
(1.3)
depends on which can get the following equation:
(1.4)
We can see that both and are interdependent. Therefore, there is some itera
1. (1) The frequency table of FAMSIZ (family size), FAMSIZ5P(Number of family members age 5 or older), AUTO, INCOME and NWORT is showed in Table 1.1, 1.2, 1.3, 1.4, 1.5 and 1,5 respectively. D_FAMIS Frequency of FAMISIZ IZ Number Percentage 1 202 21.81% 2