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6467340
1b Investigation methods
Descrição
A level, A2 IT (Chapter 1) Mapa Mental sobre 1b Investigation methods, criado por Gladys Mba em 26-09-2016.
Sem etiquetas
a-level
a2
ict
ocr
chapter 1
it
chapter 1
a level, a2
Mapa Mental por
Gladys Mba
, atualizado more than 1 year ago
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Criado por
Gladys Mba
mais de 8 anos atrás
12
1
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Resumo de Recurso
1b Investigation methods
Things affecting investigation method
Information required
Number of people involved
Availablity
Cost/Time
Organisation rules
Questionaires
O- Good for lots of users
O- Gets elicit information with easy data analysis
O- Can be done in user's time
O- Can be done anonymously, less pressure on answers
Types of questions
Multiple choice
Opinion rating
Open question
O- Can plan questions
X- Impersonal
X- Questions need to be clear, can't ask for elaboration
X- Answers may not be returned
Interviews/ Meetings
Best for individuals/ small groups
O- Can get fuller response and elaborations as well as ask futher questions
O-Can get detailed information
O- Can get informal responses of opinions such as body language or facial expression
X- Time Consuming
X- Not appropriate for many people
X- Provides little statistical data analysis
X- Have to consider the availability of the user
X- Lack of anonymity --> Less honest answers
Examining Documents
Documents
Data collection forms
Invoices
Receipts
Calendars
Business cards
O- Can identify data flows in organisation
O- Can identify lots of data used in the organisation
X- Doesn't show all data used as it only shows "formally" used written data
X- Not all documents examined may be used as a data source for the organisation.
Observations
Observing users carrying out normal tasks
O- Sitting with users and asking questions if needed
Video camera
Users may not like being filmed
Users may adapt behaviour to be more appropriate if being observed
O- Can give clearer meaning than descriptions alone
Things to find out
Tasks that are done
Lenghts of tasks
Inputs and outputs for each task
O- Any inefficiencies
O- Useful if little to no documantation is used
O - Can find out about user experience
Users may feel intimidated
Time consuming
Only gives a snap shot, not what is like in the organisation continuously.
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