bsnc 5060 final: quantitative analysis Questions and Answers with
Verified Solutions | Latest Update
QUESTION
what does quantitative have that qualitative doesn't
Answer:
casual relationships between variables measuring outcomes (given numerical number) larger
sample size (even with pilot studies) testing interventions and tx changing over time
QUESTION
procedure for quantitative design
Answer:
making observation about smt unknown investigate current theories formulation of hypothesis
confirm hypothesis
QUESTION
research question derived from
Answer:
derived from clinical questions, lit review or theoretical framework
QUESTION
3 types of research question
Answer:
correlation(X and Y relationship) comparative (X vs Y) difference experimental (group x
received A tx but group y didn't)
QUESTION
2 characteristics of research question
Answer:
well-defined population well-defined variables
QUESTION
what are well-defined variables in a research question
Answer:
independent variable: smt u can manipulate dependent variable: smt to MEASURE
extraneous/confounding: smt that influence/ existing intervening variables: during study/ did not
know exist
, QUESTION
define hypothesis
Answer:
educated guess - derived from research question basically giving an answer from your RQ
QUESTION
directionality of hypothesis
Answer:
directional: clear expected direction (WILL be long/shorter) non-directional: there IS a difference
(non-specific)
QUESTION
null hypothesis (H0)
Answer:
no relationship/ difference between the variables no = null
QUESTION
purpose statement definition
Answer:
aim/objectives how it came to be a research question why are we studying this
QUESTION
words used in a purpose statement
Answer:
discover explore describe test/ compare examine
QUESTION
research methodologies
Answer:
experimental non-experimental true experiment quasi experiment
QUESTION
experimental research
Answer:
type of research methodology scientific investigation collecting data based on explicit criteria not
really used = ethically can't usually be manipulated
Verified Solutions | Latest Update
QUESTION
what does quantitative have that qualitative doesn't
Answer:
casual relationships between variables measuring outcomes (given numerical number) larger
sample size (even with pilot studies) testing interventions and tx changing over time
QUESTION
procedure for quantitative design
Answer:
making observation about smt unknown investigate current theories formulation of hypothesis
confirm hypothesis
QUESTION
research question derived from
Answer:
derived from clinical questions, lit review or theoretical framework
QUESTION
3 types of research question
Answer:
correlation(X and Y relationship) comparative (X vs Y) difference experimental (group x
received A tx but group y didn't)
QUESTION
2 characteristics of research question
Answer:
well-defined population well-defined variables
QUESTION
what are well-defined variables in a research question
Answer:
independent variable: smt u can manipulate dependent variable: smt to MEASURE
extraneous/confounding: smt that influence/ existing intervening variables: during study/ did not
know exist
, QUESTION
define hypothesis
Answer:
educated guess - derived from research question basically giving an answer from your RQ
QUESTION
directionality of hypothesis
Answer:
directional: clear expected direction (WILL be long/shorter) non-directional: there IS a difference
(non-specific)
QUESTION
null hypothesis (H0)
Answer:
no relationship/ difference between the variables no = null
QUESTION
purpose statement definition
Answer:
aim/objectives how it came to be a research question why are we studying this
QUESTION
words used in a purpose statement
Answer:
discover explore describe test/ compare examine
QUESTION
research methodologies
Answer:
experimental non-experimental true experiment quasi experiment
QUESTION
experimental research
Answer:
type of research methodology scientific investigation collecting data based on explicit criteria not
really used = ethically can't usually be manipulated
