What does reliability refer to in the context of scientific research?
That measurements produce consistent data
.
What is reliability in research sociology?
In the context of research, the reliability of a method refers
to the extent to which, were the same study to be repeated, it would produce the same results
. For this to be the case, samples need to be representative, questions or processes need to be uniform and data would generally need to be quantitative.
When research reveals a correlation between two or more variables this?
Correlation means that there is a relationship between two or more variables (such as ice cream consumption and crime), but this relationship does not necessarily imply cause and effect. When two variables are correlated, it simply means that
as one variable changes
, so does the other.
Which of the following describe the scientific method?
The process in the scientific method involves
making conjectures (hypotheses), deriving predictions from them as logical consequences
, and then carrying out experiments or empirical observations based on those predictions. … Scientists then test hypotheses by conducting experiments or studies.
Which of the following are research designs that sociologists regularly use?
In planning a study’s design, sociologists generally choose from four widely used methods of social investigation:
survey, experiment, field research
, and textual or secondary data analysis (or use of existing sources).
What is an example of reliability?
The term reliability in psychological research refers to the consistency of a research study or measuring test. For example, if a person weighs themselves during the course of a day they would expect to see a similar reading. …
If findings from research are replicated consistently they
are reliable.
Which is the best definition of validity?
Validity is
the quality of being correct or true
. When a statement is true and has a lot of evidence backing it up, this is an example of a situation where the evidence supports the validity of the statement. noun.
What type of research evaluates the relationship among variables?
Correlational research
is a type of non-experimental research in which the researcher measures two variables and assesses the statistical relationship (i.e., the correlation) between them with little or no effort to control extraneous variables.
What is the only way to determine a causal relationship between two variables?
Fundamentally, the only way to establish a causal relationship is
to rule out other plausible explanations for the correlation
.
How do you tell if a study is experimental or correlational?
- In an experimental design, you manipulate an independent variable and measure its effect on a dependent variable.
- In a correlational design, you measure variables without manipulating any of them.
What are the examples of scientific method?
- Observation: My toaster doesn’t work.
- Question: Is something wrong with my electrical outlet?
- Hypothesis: If something is wrong with the outlet, my coffeemaker also won’t work when plugged into it.
- Experiment: I plug my coffeemaker into the outlet.
- Result: My coffeemaker works!
What are the 7 scientific method steps?
- Ask a question.
- Perform research.
- Establish your hypothesis.
- Test your hypothesis by conducting an experiment.
- Make an observation.
- Analyze the results and draw a conclusion.
- Present the findings.
What are the importance of scientific method?
It provides
an objective, standardized approach to conducting experiments
and, in doing so, improves their results. By using a standardized approach in their investigations, scientists can feel confident that they will stick to the facts and limit the influence of personal, preconceived notions.
What are the 4 research methods in sociology?
In planning studies’ designs, sociologists generally choose from four widely used methods of social investigation:
survey, field research, experiment, and secondary data analysis
, or use of existing sources.
What are the seven research methods in sociology?
Sociologists generally choose from widely used methods of social investigation: primary source data collection such as
survey, participant observation, ethnography, case study, unobtrusive observations, experiment, and secondary data analysis
, or use of existing sources.
Social research helps
in making laws and the relation between social laws and their factors
. It helps to know the existence of causative factors and their magnitude and this facilitates prediction of results. Social Control. For smooth running of society social control is necessary.
