Key Concepts Flashcards
Hypothesis
A testable statement, when you predict the results you will produce
Primary data
New data that the sociologist has created themselves by conducting new research
Secondary data
Data that already exists, sociologist use this to do their research.
Quantitative Data
Numerical and statistical data that can often be operationalised in some way.
Qualitative Data
Descriptive data (words) often concerned with people’s feelings and the reasons why.
Reliable Data
Wen research can b repeated by a different researcher using the same methods and getting the same results.
Valid Data
When research gives a true idea of what is happening.
The Survey Population
Everyone - the larger population that a researcher aims to generalise their results on
Sampling Frame
A list of people in the desired larger population (in the survey population).
Sample
A smaller representative group of people the sociologist will research.
Smapling Technique
The way the sociologist picks their sample
Sampling Unit
1 Person in the sample
Sample Attrition
The number of people who drop out of the research.
Random Sampling
People are picked without a system from a list of names - often numbered
Systematic Sampling
Names are selected from a sampling frame at regular intervals (e.g. every 10th name)
Stratified Random Sampling
Sample tries to reflect the characteristics of the survey population - divided in to sub-groups and the number of names picked depends on that sub-gropus proportions in the survey population.