transportation planning中国大学mooc完整答案-买球的app软件下载

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1. introduction

test for introduction

1、which of the following are not the outcomes of transportation planning?
    a、plan of motorized transportation facilities in five years
    b、plan of non-motorized transportation facilities in ten years
    c、plan of bus lines in five years
    d、plan of subway pricing in the next year

2、which of the following belong to the motivations of conducting transportation planning?
    a、expected population growth in the future
    b、traffic congestions in the cbd area
    c、expected shift in land use of the city
    d、violations of traffic laws

2. overview

test for overview

1、which of the following do not belong to the attributes of a trip?
    a、origin and destination locations
    b、mode of travel
    c、trip purpose
    d、location of the traveler’s home

2、which of the following are not the input information of the four-step model?
    a、socioeconomic characteristics
    b、land-use patterns
    c、transportation system characteristics
    d、link flows

3、we want to find the fraction of trips produced in zone i and attracted to zone j. which of the following are not factors of consideration?
    a、total number of trips attracted to zone j
    b、characteristics of the transportation system between zones i and j
    c、other “special” linkages between zones i and j
    d、the geographic boundaries of zones i and j

4、which of the following belong to topics of travel demand forecasting?
    a、legislation of traffic law
    b、developing a zoning system
    c、finding the number of trips between zones
    d、origin and destination (od) locations

5、when developing a zoning system, which of the following aspects should be considered?
    a、size of the zones
    b、boundaries of the zones
    c、partition of external zones
    d、number of zones

6、are treated as special types of nodes: “loading” nodes.

7、the fourth step of the four-step method is called

3. trip generation

test for trip generation

1、which one of the following trips is not a home-based trip: ( )
    a、from work to home
    b、from home to shop
    c、from work to shop
    d、from hospital to home

2、the following table lists the information of twelve trips, including the home zone of traveler and the origin and destination. what is the total number of trips produced in and attracted to zone 140? ( ) trip number home zone of traveler origin destination 1 101 101 150 2 101 150 105 3 101 105 101 4 150 150 105 5 150 105 150 6 140 140 150 7 140 150 151 8 140 151 150 9 140 150 140 10 140 140 105 11 140 105 140 12 140 140 140
    a、2,2
    b、2, 4
    c、4, 2
    d、4, 4

3、which one of the following is not trip production: ( )
    a、origin of a home-based trip
    b、destination of a home-based trip
    c、origin of a non-home-based trip
    d、destination of a non-home-based trip

4、which one of the followings is not discretionary trips? ( )
    a、shopping trips
    b、social and recreational trips
    c、escort trips ( to accompany or collect somebody else)
    d、trips to school

5、which one of the followings cannot directly influence trip generation and trip attraction? ( )
    a、car ownership
    b、household income level
    c、free time of users
    d、household size and structure

4. trip generation regression

test for trip generation regression

1、what does means in the simple linear regression model?
    a、dependent variable
    b、independent variable
    c、error term
    d、constant term

2、if we have equation yi = a b1(hhsizei) b2(incomei) b3(numcarsi) εi, when two households differing by 1 car and all else being the same, what is the difference in the number of trips between the two households?
    a、a
    b、b1
    c、b2
    d、b3

3、if we have equation yi = a b1(hhsizei) b2(incomei) b3(numcarsi) εi, when a household income raises from i to 2i and all else being the same, how many more trips will be generated on average?
    a、b1
    b、b2
    c、b3
    d、b3*i

4、to capture the impact of a categorical variable with “k” categories, how many indicator variables should be introduced in the model?
    a、k-1
    b、k
    c、k 1
    d、2k

5、which one is correct to calculate parameter b^?
    a、
    b、
    c、
    d、

6、which one is correct to calculate parameter a^?
    a、
    b、
    c、
    d、

7、if we have the equation ptp=a b(pop) and the following sample data, how much parameters a and b will be? zone number 1 2 3 4 5 6 7 8 9 population 987 1205 1344 2100 2560 3000 3000 5000 6000 person trip produced 643 676 722 844 911 1055 1125 1478 2099
    a、526.37 and 0.62
    b、315.48 and 0.26
    c、630.28 and 0.17
    d、483.47 and 0.49

8、if we have the equation ptp=a b(pop) and the following sample data, how much the t-value will be? zone number 1 2 3 4 5 6 7 8 9 population 987 1205 1344 2100 2560 3000 3000 5000 6000 person trip produced 643 676 722 844 911 1055 1125 1478 2099
    a、13.6
    b、11.3
    c、5.9
    d、9.8

9、which one is correct to calculate the total deviation?
    a、
    b、
    c、
    d、

10、if we have the equation ptp=a b(pop) and the following sample data, how much r2 will be? zone number 1 2 3 4 5 6 7 8 9 population 987 1205 1344 2100 2560 3000 3000 5000 6000 person trip produced 643 676 722 844 911 1055 1125 1478 2099
    a、0.785
    b、0.504
    c、0.629
    d、0.908

11、to deal with the non-linearity problem in the regression model, how many dummy variables are needed to represent n independent intervals?
    a、n-1
    b、n
    c、n 1
    d、2n

12、by doing t-test, we want to know
    a、whether b^ estimated from randomly observed samples differs significantly from expected results.
    b、whether a^ estimated from randomly observed samples differs significantly from expected results.
    c、whether there is a (strong or weak) relation between x and y.
    d、whether yi estimated from randomly observed samples differs significantly from expected results.

13、the coefficient on each of the categorical variables in the model may be interpreted as .

14、for one-tailed test, if , the parameter b is statistically , and if, the parameter b is statistically .

15、 has limiting values of 1 and 0, while =0 represents , and =1 represents .

16、and are two common methods to incorporate non-linear variables into the model.

5. forecasting trip generation for taz

test for forecasting trip generation for taz

1、we have a trip production model for households: y = 1 1.5hhsize numcars. the model returns the number of daily trips produced by a household in the zone. after a survey, we know that the average household size (hhsize) of a zone is 3 the average number of cars (numcars) of the zone is 1. there are in total of 1000 households in the zone. how many trips are expected to be produced in the zone for a day?
    a、1000
    b、4500
    c、5500
    d、6500

2、we have a trip production model for households: y = 1 hhsize numcars mi 2hi. the model returns the number of daily trips produced by a household in the zone. after a survey, we know that the average household size (hhsize) of a zone is 3 the average number of cars (numcars) of the zone is 1. there are in total 1000 households in the zone, of which the number of low-income (li), middle-income (mi), and high-income (hi) households are 300, 400, 300 respectively. how many trips are expected to be produced in the zone for a day?
    a、3000
    b、4000
    c、5500
    d、6000

3、for hbw (home-based work) trips, the sum of the number of produced trips in internal zones is 5000, the sum of the number of produced trips in external zones is 3000, the sum of the number of attracted trips to internal zones is 4000 and the sum of the number of attracted trips to external zones is 2000. the balancing factor for hbw trips is
    a、1.0
    b、1.5
    c、2.0
    d、2.5

4、we found that the balancing factor for hbo (home-base other) trips is 1.2. before balancing, the number of hbo trips attracted to zone 1 is 500. after balancing, the number of hbo trips attracted to zone 1 is
    a、400
    b、500
    c、600
    d、700

5、a traffic analysis zone contains a residential building that has 200 households and an office building that has a floor area of 40000 m2. based on the survey in peak hour, the trip production rate in the residential building is 5 person-trips/ household, and the trip attraction rate in the office building is 0.1 person-trip/ m2. so, the total number of person-trips produced by the residential building is and attracted by the office building is in this zone.

6. trip distribution and gravity models

test for trip distribution and gravity models

1、a more generalized form of the production-conservation gravity model is given as follows. which of the following is the form of tij? ( ) (tips: using the production-conservation condition to find ci first.)
    a、
    b、
    c、
    d、

2、the gravity model is the one that
    a、can match the constrain of trip generation.
    b、can match the constrain of trip attraction.
    c、cannot match any one of the two constraints.
    d、can match both constrains.

3、for the gravity model with “k” factors , which of the following are not true?
    a、it can capture socioeconomic linkages between zones.
    b、the “k” factors are specific to zonal pairs.
    c、the constrain of trip generation is satisfied.
    d、the constrain of trip generation is not satisfied.

4、according to gravity models, the number of trips produced in zone i and attracted to zone j depends on
    a、total number of trips produced in zone i
    b、total number of trips attracted to zone j
    c、total number of trips produced in zone j
    d、total number of trips attracted to zone i

5、which of the following factors will lead to an increase in the number of trips produced in zone i and attracted to zone j?
    a、total number of trips produced in zone i
    b、total number of trips attracted to zone j
    c、impedance to travel between zones i and j
    d、the friction factor between zones i and j

6、for the doubly-constrained gravity model, which of the following are true?
    a、the constrain of trip generation is satisfied.
    b、the constrain of trip attraction is satisfied.
    c、it requires an iterative procedure for finding the constant parameters.
    d、it is a degenerate version of the production-constrained gravity model.

7、which of the following statements about disaggregate models is incorrect?
    a、they are based on individual characteristics.
    b、they determine the probability with which each zone will be chosen as the destination by a traveler of given characteristics.
    c、they select an attribute of individuals and ignore other attributes.
    d、they do not account for the differences in the characteristics of the travelers making those trips.

8、which of the following statements are true?
    a、in aggregate models, we determine what fraction of the total trips produced in a zone are attracted to each of the candidate destinations.
    b、in aggregate models, the friction-factor or impedance to travel between any two zonal pairs is the same for all trips/travelers.
    c、in disaggregate location-choice models, a zone with a higher utility value is more likely to be chosen as the destination location.
    d、broadly, the gravity model is a special case of the disaggregate location choice model.

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