KSU Research 4402 Exam 1 Questions & Answers 2024/2025
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Course
KSU Research 4402
Institution
KSU Research 4402
KSU Research 4402 Exam 1 Questions & Answers 2024/2025
Exploration Studies - ANSWERSConducted when little is known about subject - hypothesis not generally appropriate
Descriptive Studies - ANSWERSDescribe phenomena by observing variables' relationships and testing hypotheses
Explanatory...
KSU Research 4402 Exam 1 Questions &
Answers 2024/2025
Exploration Studies - ANSWERSConducted when little is known about subject - hypothesis not generally
appropriate
Descriptive Studies - ANSWERSDescribe phenomena by observing variables' relationships and testing
hypotheses
Explanatory Studies - ANSWERSSearch for causal relationships
More vigorous, more control over conditions
Pretest Posttest Design - ANSWERSA quantitative experiment where participants are randomly assigned
to groups and tested before treatment and after treatment
Cons: External validity threat of reactive effects of pretest & can only be generalized to situations where
pretests are performed
Posttest Only design - ANSWERSQuantitative experiment where subjects are randomly assigned to
groups, treatment is applied, then all subjects complete a posttest - used when you cannot do a pretest
Advantages of posttest only design - ANSWERSEliminates reactive effects of pretest
Easier to carry out
Solomon Four-Group Design - ANSWERSSubjects randomly assigned to 4 groups
2 groups are pretested
Treatment is applied
All 4 groups posttested
, Quasi-Experimental Design - ANSWERSNo random assignment to groups, no comparison group, more
similar to real life, less control
Nonequivalent control group design - ANSWERS
Time-Series design - ANSWERSA quasi-experimental design where one group is observed periodically
and treatment is applied 2 different times
Pre-Experimental Design - ANSWERSOffer little or no control over variables and no randomization (One
shot case study and one group pretest-posttest)
One shot case study - ANSWERSA single group of subjects is measured following an experimental
treatment
One group pretest-posttest design - ANSWERSA researcher recruits one group of participants, measures
them on a pretest, exposes them to a treatment, and then measures them on a posttest
Cross-sectional survey - ANSWERSnonexperimental quantitative study that observes subjects at one
point in time
Longitudinal survey - ANSWERSNonexperimental quantitative study that observes subjects over an
extended period of time
Correlational Study - ANSWERSA nonexperimental study designed to measure the degree of relationship
between 2 variables using a correlation coefficient
A correlation coefficient of +1 indicates - ANSWERSPositive, direct correlation between 2 variables
A correlation coefficient of 0 indicates - ANSWERSNo relationship between variables
A correlation coefficient of -1 indicates - ANSWERSA negative, inverse relationship between variables
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