Research Methods 2 Flashcards
(12 cards)
What is the p value (alpha)
Probability of getting the observed result if the null is true.
What is the epistemological position held by a positivist
Scientific research should be based on value-free, empirical observations.
Qualitative research places a value on….
Generating theories through inductive research about social meanings.
A simple random sample is one which
every unit of the population has an equal chance of being selected.
What’s involved in purposive sampling for grounded theory?
Strategic selection of respondents who are likely to provide relevant data.
Open questions…..
allow respondents to answer in own terms
Does not provide limited responses
Help generate answers for closed questions.
Quantitative research is important because…
allows us to delineate fine differences
provides a consistent device or yardstick
Allows for precise estimates of the degree of relationships between concepts.
Difference between interval/ratio and ordinal variables?
Distance between categories is equal across the range of interval/ratio data.
Setting a p level of 0.01 increases the chance of making a
Type 2 error
Whats a type 1 error
Rejection of the null hypothesis when it’s true.
Whats a type 2 error
Failing to reject the null hypothesis when we should
Whats a null-hypothesis
Statement says there’s no effect of an IV on the DV.