T12, (Teresa) Flashcards Preview

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Flashcards in T12, (Teresa) Deck (8)
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1
Q

steps?

A
  1. modeling structuring
  2. scoring weightning
    –>
    3.
2
Q

scoring?

A
  1. Build a value function
    - -> bisection? (finding middle value)
    - -> assigned a score to that performance as we get as input
    - -> what is a performance
  2. compare option directly
3
Q

Macbeth?

A
  1. can compare options directly

- -> problems:

4
Q

problem with adding alternative when comparing options directly?

A

if you change reference level

–> the weighting of the model will change

5
Q

discriptor of performance? in value function

A

e. g. apartment
1. cost of apartment
2. no of rooms
3. distance to metro

different descriptors for same performance/category

can be qualitative or quantitative

6
Q

types discriptor?

A
  1. direct, indirect or contructed
    –> direct: sick people
    –> indirect: particles in the air, “cause” , typically needs indicators
    –>constructed: created by
    yourself
  2. qualitative, quantitative or pictorial
    - -> quantitative : nr
    - -> qualitaitve:
    - -> pictorial: image scales
  3. continous or discrete
    - -> continous function
    - -> discrete descriptor represent by natural numbers
7
Q

pros with descriptors?

A

..

8
Q

cons?

A
  1. difficult to create discriptor

2. the process is not straight forward