Introduction & Nature of Numerical Data

Question 1

What is research?

Answer 1

The systematic collection and analysis of information, to generate new knowledge

Question 2

What is Intensive research? And its types of account/methods?

Answer 2

Qualitative
Account = casual explanation of events and objects
Method = interviews/ casual studies

Question 3

What is Extensive research? And its types of account/methods?

Answer 3

Quantitative
Account = descriptive generalisations
Methods = surveys, statistical analysis

Question 4

What are the 3 ‘kit bag’ elements?

Answer 4

Data Description
Statistical Inference
Statistical Modelling

Question 5

What is Data Description?

Answer 5

Presentation and exploring distribution

Looking for trends

Question 6

What is Statistical Inference?

Answer 6

Making statistical decisions about chance findings
Do we have confidence in our sampled statistics?
Is there evidence to accept the research hypotheses?

Question 7

What is statistical modelling?

Answer 7

Looking at the relationship between two or more variables

Predicting intervening values not observed

Question 8

What is Secondary Data?

Answer 8

Data collected for a primary purpose but made available for secondary use
Typically used in descriptive studies

Question 9

What is Primary Data?

Answer 9

Social Surveys are an example

Question 10

Why do we have Scales of Measurement?

Answer 10

To ensure the data collected is appropriate for the research question being asked
To ensure we use the correct statistical techniques

Question 11

What are the 4 Scales of Measurement?

Answer 11

Nominal, Ordinal, Interval and Ratio