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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. Association between increases in one variable and decreases in another
meta analysis
placebo effect
population
negative correlation
2. Computed measure of how much scores vary around the mean score.
confederates
social desirability bias
standard deviation
debriefing
3. Data with an absolute 0. Ratios are meaningful. (Length - Width - Weight - Distance)
interval data
ratio data
inter-rater reliability
negative correlation
4. Degree to which test is representative of total domain its supposed to cover.
alternate form reliability
confounding of variables
criterion validity
content validity
5. Assigning participants to experimental and control conditions by chance - thus minimizing preexisting differences between those assigned to the different groups
negative correlation
correlational study
face validity
random assignment
6. Set of assumptions used to explain phenomena & offered for scientific study
empiricism
theory
statistical significance
frequency polygon
7. Correlation where as one variable increases - the other also increases - or as one decreases so does the other. Both variables move in same direction.
positive correlation
negative (left) skew
hindsight bias
cross-sectional research
8. Any selection method that results in subset of the population (sample) that is not representative - and/or not random
deception
sampling bias
validity
standard deviation
9. In a normal distribution it tells you how far a number is above or below mean in terms of standard deviations.
wording effects
alternate form reliability
z score
experiment
10. Data of categories only. Data cannot be arranged in an ordering scheme. (Gender - Race - Religion)
meta analysis
nominal data
single-blind procedure
psychological test
11. Series of steps followed to solve problems including collecting data - formulating a hypothesis - testing the hypothesis - and stating conclusions
illusory correlation
scientific method
cohort effects
generalizability
12. Measuring device or procedure designed to measure psychology-related variables. A measurement that results in a score or result that is standardized
debriefing
operational definition
cross-sectional research
psychological test
13. Extent to which the findings from one group (or sample) can be generalized or applied to other groups (or population
generalizability
ANOVA
mode
n
14. Bell-shaped curve that results when values of a trait in a population are plotted against their frequency
illusory correlation
mean
normal distribution
r
15. Statistical measure of strength of association between two variables ranging from -1.0 to 1.0
correlation coefficient
false consensus effect
debriefing
hindsight bias
16. Arithmetic average of a distribution -
case study
mean
confederates
frequency histogram
17. Most frequently occurring score(s) in a distribution.
correlational study
reliability
case study
mode
18. Perception of relationship where none exists.
quasi experiment
illusory correlation
null hypothesis
theory
19. A type of reliability - where different versions of same instrument are used and scores are compared
standard deviation
r
alternate form reliability
random selection
20. Expectations by researcher that might influence results of experiment or its interpretation
illusory correlation
test-retest reliability
experimenter bias
statistical significance
21. All cases in a group - from which samples may be drawn for a study
case study
survey
population
confederates
22. 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.
random assignment
overconfidence effect
placebo effect
population
23. Condition of experiment that exposes participants to treatment - that is - to one version of the IV
experimental condition
extraneous variables
experimenter bias
overconfidence effect
24. Factors in an experiment that are unchanged for both the control group and the experimental group
dependent variable
case study
random selection
controls
25. Tendency to believe - after learning an outcome - that one would have foreseen it.
Hawthorne Effect
hindsight bias
content validity
frequency polygon
26. Measure of the extent to which two factors vary together which can be positive or negative or non
quasi-experiment
correlation
naturalistic observation
alternate form reliability
27. Extent to which a test measures or predicts what it is supposed to - test accuracy
overconfidence effect
construct validity
validity
type two error
28. When a specific word used in a question affects how respondents answer the question or the order of the questions
cohort effects
confounding of variables
wording effects
statistical significance
29. Sample that fairly represents a population because each member has an equal chance of inclusion.
random sample
reliability
quasi-experiment
sampling bias
30. Repeating of research study to determine if its finding extends to other participants and circumstances
experimental condition
replication
positive (right) skew
construct validity
31. Procedure for statistically combining results of many different research studies
content validity
negative (left) skew
correlational study
meta analysis
32. Middle score in a distribution; half scores are above it and half are below it.
z score
random selection
interval data
median
33. Effects of being born and raised in a particular time or situation where all other members of your group has similar experiences makes your group unique from others
theory
statistical significance
cohort effects
independent variable
34. Indication of how likely a result obtained occurred by chance - expressed as p or sig.
construct validity
type one error
statistical significance
meta analysis
35. Statement of procedures used to explain research variables in enough detail to allow for replication
standard deviation
replication
operational definition
negative correlation
36. Perception of a correlation between variables where none exists.
cohort effects
illusory correlation
split half reliability
theory
37. We overestimate our accuracy and our changes of success and ability to predict and explain
false consensus effect
independent variable
negative correlation
overconfidence effect
38. Extent to which scores suggest that a test is actually measuring an ABSTRACT theoretical idea (such as anxiety - personality - introversion - etc.).
wording effects
ratio data
construct validity
replication
39. Research method in which investigator manipulates one or more factors (IV) to observe effect on some behavior or mental process (DV)
experiment
nominal data
correlation
p value
40. Research in which the same people are re-studied and re-tested over a long period
correlation
face validity
random sample
longitudinal research
41. Variable that may change in response to manipulations of the IV (what is measured)
dependent variable
deception
positive correlation
face validity
42. Rejecting null hypothesis when it is actually true - a false positive
null hypothesis
type one error
cross-sectional research
random sample
43. Change in subject's behavior caused simply by awareness of being studied
empiricism
random selection
experiment
Hawthorne Effect
44. Method by which participants are misinformed or misled about study's methods and purposes - must be told truth about this in debriefing
dependent variable
deception
Hawthorne Effect
cohort effects
45. 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.
operational definition
confounding of variables
cross-sectional research
range
46. Research method in which info is obtained by asking many individuals a fixed set of questions
reliability
cohort effects
mean
survey
47. Type of line graph that shows frequency distributions
population
frequency polygon
mode
positive correlation
48. Sample drawn in such a way that known subgroups within a population are represented in proportion to their numbers in general population
n
stratified sample
debriefing
experimenter bias
49. Descriptive research technique in which one person or a small group is studied in depth in hope of revealing universal principles
quasi experiment
test-retest reliability
operational definition
case study
50. Experimental factor that is manipulated; variable whose effect is being studied.
independent variable
overconfidence effect
sampling bias
hypothesis