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Test your basic knowledge |
Research Methods
Start Test
Study First
Subject
:
business-skills
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Measure of the extent to which two factors vary together which can be positive or negative or non
correlation
random sample
single-blind procedure
type one error
2. Experimental procedure in which both research participants and research staff are ignorant about whether the research participants have received the treatment or a placebo.
double-blind procedure
Hawthorne Effect
hindsight bias
frequency polygon
3. Most frequently occurring score(s) in a distribution.
population
construct validity
mode
reliability
4. A research method that looks like an experiment BUT subjects are not randomly assigned to control and experimental groups (no cause and effect can be drawn)
criterion validity
meta analysis
correlation coefficient
quasi experiment
5. Computed measure of how much scores vary around the mean score.
standard deviation
generalizability
confounding of variables
quasi experiment
6. Condition of experiment that exposes participants to treatment - that is - to one version of the IV
placebo effect
experimental condition
nominal data
illusory correlation
7. 'Fake subjects' that look & behave like real subjects in study.
confederates
theory
sampling bias
social desirability bias
8. Occur when the questions asked on a sample survey are confusing or leading
alternate form reliability
longitudinal research
wording effects
controls
9. All cases in a group - from which samples may be drawn for a study
population
case study
statistical significance
dependent variable
10. Statement of procedures used to explain research variables in enough detail to allow for replication
operational definition
hindsight bias
positive (right) skew
correlation
11. Form of validity in which a psychological measure is able to predict some future behavior or is meaningfully related to some other measure
experimental condition
random assignment
criterion validity
empiricism
12. If you take the same test 2x's & you get the same results it shows ______ reliability
test-retest reliability
hindsight bias
construct validity
wording effects
13. Symbol used for Pearson Correlation Coefficient ranges from -1.0 to +1.0
debriefing
cohort effects
random assignment
r
14. Middle score in a distribution; half scores are above it and half are below it.
confounding of variables
r
p value
median
15. Assigning participants to experimental and control conditions by chance - thus minimizing preexisting differences between those assigned to different groups.
negative (left) skew
random assignment
p value
construct validity
16. Extent to which the findings from one group (or sample) can be generalized or applied to other groups (or population
correlation
standard deviation
generalizability
experiment
17. Descriptive research technique in which one person or a small group is studied in depth in hope of revealing universal principles
validity
case study
deception
hindsight bias
18. Measuring device or procedure designed to measure psychology-related variables. A measurement that results in a score or result that is standardized
survey
psychological test
random assignment
correlational study
19. Tendency to overestimate extent to which others share our beliefs and behaviors
false consensus effect
operational definition
face validity
random assignment
20. Experimental results caused by expectations alone; any effect on behavior caused by the administration of an inert substance or condition - which is assumed to be an active agent.
placebo effect
statistical significance
controls
validity
21. View that science flourishes through observation and experiment.
false consensus effect
scientific method
ratio data
empiricism
22. Sample drawn in such a way that known subgroups within a population are represented in proportion to their numbers in general population
stratified sample
sampling bias
p<.05
construct validity
23. Perception of a correlation between variables where none exists.
random sample
generalizability
illusory correlation
null hypothesis
24. Series of steps followed to solve problems including collecting data - formulating a hypothesis - testing the hypothesis - and stating conclusions
scientific method
cohort effects
longitudinal research
range
25. Extent to which a test yields consistent results - a measure is repeatable
experiment
dependent variable
independent variable
reliability
26. Giving participants in a research study a complete explanation of the study after the study is completed needed for deception
z score
mean
debriefing
p value
27. Graphed cluster of dots - each of which represents the values of two variables. The slope of the points suggests the direction of the relationship between the two variables.
double-blind procedure
controls
scatterplot
statistical significance
28. Not rejecting null hypothesis when in fact we should have rejected it - a false negative
psychological test
experimenter bias
positive correlation
type two error
29. Any selection method that results in subset of the population (sample) that is not representative - and/or not random
sampling bias
standard deviation
generalizability
random assignment
30. Bar graph that shows frequency distributions
frequency histogram
r
construct validity
single-blind procedure
31. Repeating of research study to determine if its finding extends to other participants and circumstances
operational definition
replication
test-retest reliability
face validity
32. Differences between values can be found - but is NO absolute ZERO. Examples: temperature F - time
validity
interval data
reliability
median
33. Indication of how likely a result obtained occurred by chance - expressed as p or sig.
longitudinal research
naturalistic observation
statistical significance
mean
34. Set of assumptions used to explain phenomena & offered for scientific study
case study
debriefing
theory
dependent variable
35. Research method in which investigator manipulates one or more factors (IV) to observe effect on some behavior or mental process (DV)
experiment
frequency histogram
normal distribution
scientific method
36. Subset of a population in which every element in the population has an equal chance of being selected
positive correlation
mean
hindsight bias
random sample
37. Researchers takes subjects & conditions as they naturally occur - with little if any control over what happens. no random assignment so no cause and effect can be determined
quasi-experiment
empiricism
hypothesis
frequency histogram
38. A type of reliability - where different versions of same instrument are used and scores are compared
z score
validity
alternate form reliability
psychological test
39. Variables other than IV that participants in - one group have that makes them different - from the other group. Two variables linked together in a way that makes it difficult to sort out their specific effects.
confounding of variables
interval data
false consensus effect
social desirability bias
40. Measures whether a test looks like it tests what it is supposed to test as determined by a quick look or evaluation by a non expert
illusory correlation
experiment
random assignment
face validity
41. Procedure in which info that could introduce bias the result is withheld from participants - but experimenter will be in full possession of facts
scientific method
percentile rank
single-blind procedure
case study
42. Perception of relationship where none exists.
p value
generalizability
deception
illusory correlation
43. In a normal distribution it tells you how far a number is above or below mean in terms of standard deviations.
naturalistic observation
z score
quasi experiment
n
44. A test is divided into 2 halves and scores on the halves are compared to see if test is consistent within itself. Ex. compare odds & evens
operational definition
quasi-experiment
split half reliability
extraneous variables
45. Testable and falsifiable prediction - often implied by a theory
illusory correlation
empiricism
positive correlation
hypothesis
46. Rejecting null hypothesis when it is actually true - a false positive
interval data
frequency polygon
type one error
scatterplot
47. Percentage of scores falling at or below a specific score.
statistical significance
inter-rater reliability
hypothesis
percentile rank
48. Hypothesis that predicts NO relationship between variables. The aim of research is to reject this hypothesis
dependent variable
standard deviation
naturalistic observation
null hypothesis
49. Experimental factor that is manipulated; variable whose effect is being studied.
negative (left) skew
positive correlation
p<.05
independent variable
50. Statement that describes how to measure a particular variable or define a particular term specifically in a study
operational definition
mode
content validity
negative (left) skew