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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. Research project designed to discover degree to which two variables are related to each other
nominal data
correlational study
correlation coefficient
ANOVA
2. Experimental factor that is manipulated; variable whose effect is being studied.
control condition
controls
sampling bias
independent variable
3. In a normal distribution it tells you how far a number is above or below mean in terms of standard deviations.
z score
percentile rank
stratified sample
operational definition
4. All cases in a group - from which samples may be drawn for a study
population
random assignment
face validity
empiricism
5. 'Fake subjects' that look & behave like real subjects in study.
survey
experimenter bias
normal distribution
confederates
6. In-depth - intensive investigation of individual or small group of people which involves interviews and personal interpretations by researcher. It may also be supplemented with psychological or medical tests
case study
overconfidence effect
illusory correlation
false consensus effect
7. Degree to which test is representative of total domain its supposed to cover.
debriefing
content validity
type two error
validity
8. Data with an absolute 0. Ratios are meaningful. (Length - Width - Weight - Distance)
Hawthorne Effect
ratio data
p<.05
statistical significance
9. Descriptive research that involves observing and recording behavior without trying to manipulate and control the situation.
longitudinal research
p<.05
operational definition
naturalistic observation
10. Skewed distribution where data has many more scores toward the lower end of the distribution
median
nominal data
positive (right) skew
survey
11. Repeating of research study to determine if its finding extends to other participants and circumstances
controls
r
wording effects
replication
12. Method by which participants are misinformed or misled about study's methods and purposes - must be told truth about this in debriefing
deception
generalizability
positive correlation
inter-rater reliability
13. Testable and falsifiable prediction - often implied by a theory
statistical significance
debriefing
inter-rater reliability
hypothesis
14. Computed measure of how much scores vary around the mean score.
p<.05
standard deviation
hindsight bias
type one error
15. Giving participants in a research study a complete explanation of the study after the study is completed needed for deception
debriefing
validity
positive (right) skew
face validity
16. Measure of the extent to which two factors vary together which can be positive or negative or non
experimenter bias
confederates
correlation
standard deviation
17. Subset of a population in which every element in the population has an equal chance of being selected
negative correlation
face validity
random assignment
random sample
18. Research method in which info is obtained by asking many individuals a fixed set of questions
survey
normal distribution
random sample
correlation
19. Expectations by researcher that might influence results of experiment or its interpretation
wording effects
theory
experimenter bias
illusory correlation
20. Procedure that ensures every person in a population has an equal chance of being chosen to participate
false consensus effect
stratified sample
random selection
hindsight bias
21. 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
range
confederates
confounding of variables
face validity
22. View that science flourishes through observation and experiment.
empiricism
naturalistic observation
ordinal data
quasi-experiment
23. 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
inter-rater reliability
percentile rank
random assignment
24. Statement that describes how to measure a particular variable or define a particular term specifically in a study
type two error
social desirability bias
operational definition
placebo effect
25. Statement of procedures used to explain research variables in enough detail to allow for replication
operational definition
hindsight bias
survey
theory
26. Any selection method that results in subset of the population (sample) that is not representative - and/or not random
frequency polygon
illusory correlation
double-blind procedure
sampling bias
27. Results of experiment are SIGNIFICANT - they are not likely caused by chance
naturalistic observation
scatterplot
experimenter bias
p<.05
28. The probability level which forms basis for deciding if results are statistically significant (not due to chance).
null hypothesis
p value
content validity
nominal data
29. Extent to which the findings from one group (or sample) can be generalized or applied to other groups (or population
test-retest reliability
type two error
generalizability
p value
30. Differences between values can be found - but is NO absolute ZERO. Examples: temperature F - time
interval data
false consensus effect
negative (left) skew
hypothesis
31. Condition of experiment that exposes participants to treatment - that is - to one version of the IV
scientific method
random sample
experimental condition
correlation coefficient
32. Statistical measure of strength of association between two variables ranging from -1.0 to 1.0
social desirability bias
correlation coefficient
Hawthorne Effect
wording effects
33. Difference between highest and lowest scores in a distribution.
ANOVA
experiment
double-blind procedure
range
34. Assigning participants to experimental and control conditions by chance - thus minimizing preexisting differences between those assigned to different groups.
nominal data
sampling bias
random assignment
naturalistic observation
35. Change in subject's behavior caused simply by awareness of being studied
type one error
case study
Hawthorne Effect
social desirability bias
36. Procedure in which info that could introduce bias the result is withheld from participants - but experimenter will be in full possession of facts
random sample
single-blind procedure
false consensus effect
p<.05
37. Perception of relationship where none exists.
positive correlation
single-blind procedure
illusory correlation
quasi experiment
38. Hypothesis that predicts NO relationship between variables. The aim of research is to reject this hypothesis
frequency histogram
percentile rank
control condition
null hypothesis
39. Factors in an experiment that are unchanged for both the control group and the experimental group
case study
controls
population
sampling bias
40. The tendency for people to behave differently when they know they are being studied
psychological test
deception
positive (right) skew
Hawthorne Effect
41. Sample that fairly represents a population because each member has an equal chance of inclusion.
cohort effects
random sample
cross-sectional research
generalizability
42. Sample drawn in such a way that known subgroups within a population are represented in proportion to their numbers in general population
stratified sample
experimenter bias
false consensus effect
illusory correlation
43. Statistical method for making simultaneous comparisons between two or more means
negative (left) skew
ANOVA
frequency histogram
experimenter bias
44. Form of validity in which a psychological measure is able to predict some future behavior or is meaningfully related to some other measure
operational definition
criterion validity
hindsight bias
positive correlation
45. Series of steps followed to solve problems including collecting data - formulating a hypothesis - testing the hypothesis - and stating conclusions
scientific method
Hawthorne Effect
confederates
dependent variable
46. Assigning participants to experimental and control conditions by chance - thus minimizing preexisting differences between those assigned to the different groups
percentile rank
random assignment
alternate form reliability
controls
47. Skewed distribution with many more scores on the higher end of the distribution
negative (left) skew
standard deviation
replication
survey
48. Occur when the questions asked on a sample survey are confusing or leading
ordinal data
wording effects
extraneous variables
experimenter bias
49. Middle score in a distribution; half scores are above it and half are below it.
overconfidence effect
median
confederates
naturalistic observation
50. Indication of how likely a result obtained occurred by chance - expressed as p or sig.
ordinal data
construct validity
operational definition
statistical significance