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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. Tendency to believe - after learning an outcome - that one would have foreseen it.
standard deviation
generalizability
positive correlation
hindsight bias
2. Bar graph that shows frequency distributions
frequency histogram
independent variable
hindsight bias
r
3. Rejecting null hypothesis when it is actually true - a false positive
correlation
hypothesis
type one error
false consensus effect
4. Symbol used for Pearson Correlation Coefficient ranges from -1.0 to +1.0
extraneous variables
psychological test
r
negative (left) skew
5. Testable and falsifiable prediction - often implied by a theory
hypothesis
reliability
experiment
operational definition
6. Data of categories only. Data cannot be arranged in an ordering scheme. (Gender - Race - Religion)
illusory correlation
mode
nominal data
overconfidence effect
7. Bell-shaped curve that results when values of a trait in a population are plotted against their frequency
criterion validity
normal distribution
random sample
positive (right) skew
8. Research in which the same people are re-studied and re-tested over a long period
experimental condition
quasi-experiment
longitudinal research
random assignment
9. 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
content validity
cohort effects
test-retest reliability
mean
10. Research method in which investigator manipulates one or more factors (IV) to observe effect on some behavior or mental process (DV)
experiment
nominal data
normal distribution
scatterplot
11. Factors in an experiment that are unchanged for both the control group and the experimental group
experiment
controls
single-blind procedure
theory
12. Data exists in categories that are ordered but differences cannot be determined or they are meaningless. (Example: 1st - 2nd - 3rd)
negative (left) skew
ordinal data
empiricism
meta analysis
13. Results of experiment are SIGNIFICANT - they are not likely caused by chance
standard deviation
p<.05
overconfidence effect
placebo effect
14. Series of steps followed to solve problems including collecting data - formulating a hypothesis - testing the hypothesis - and stating conclusions
negative correlation
hindsight bias
case study
scientific method
15. Extent to which scores suggest that a test is actually measuring an ABSTRACT theoretical idea (such as anxiety - personality - introversion - etc.).
construct validity
survey
p<.05
mean
16. Extent to which a test measures or predicts what it is supposed to - test accuracy
validity
case study
criterion validity
empiricism
17. Experimental procedure in which both research participants and research staff are ignorant about whether the research participants have received the treatment or a placebo.
frequency histogram
type two error
double-blind procedure
validity
18. Descriptive research that involves observing and recording behavior without trying to manipulate and control the situation.
empiricism
naturalistic observation
dependent variable
cohort effects
19. Set of assumptions used to explain phenomena & offered for scientific study
theory
meta analysis
controls
scatterplot
20. Difference between highest and lowest scores in a distribution.
placebo effect
range
split half reliability
validity
21. 'Fake subjects' that look & behave like real subjects in study.
confederates
quasi experiment
quasi-experiment
dependent variable
22. If you take the same test 2x's & you get the same results it shows ______ reliability
sampling bias
random assignment
illusory correlation
test-retest reliability
23. Extent to which the findings from one group (or sample) can be generalized or applied to other groups (or population
range
generalizability
confounding of variables
social desirability bias
24. 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
psychological test
case study
statistical significance
random sample
25. 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
Hawthorne Effect
mean
26. View that science flourishes through observation and experiment.
mean
scientific method
empiricism
meta analysis
27. Research project designed to discover degree to which two variables are related to each other
population
survey
correlational study
inter-rater reliability
28. Procedure for statistically combining results of many different research studies
scientific method
meta analysis
false consensus effect
placebo effect
29. Change in subject's behavior caused simply by awareness of being studied
Hawthorne Effect
scientific method
stratified sample
illusory correlation
30. 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
p<.05
confounding of variables
scatterplot
31. Computed measure of how much scores vary around the mean score.
positive correlation
nominal data
range
standard deviation
32. Condition of experiment that contrasts with experimental condition and serves as a comparison for evaluating the effect of the treatment.
control condition
inter-rater reliability
replication
deception
33. When a specific word used in a question affects how respondents answer the question or the order of the questions
face validity
social desirability bias
illusory correlation
wording effects
34. Type of line graph that shows frequency distributions
normal distribution
frequency polygon
meta analysis
frequency histogram
35. Symbol used to represent the total number of subjects in a research study
nominal data
stratified sample
n
double-blind procedure
36. Data with an absolute 0. Ratios are meaningful. (Length - Width - Weight - Distance)
ratio data
random selection
stratified sample
operational definition
37. Experimental factor that is manipulated; variable whose effect is being studied.
double-blind procedure
meta analysis
social desirability bias
independent variable
38. Measure of the extent to which two factors vary together which can be positive or negative or non
positive correlation
range
correlation
wording effects
39. Procedure in which info that could introduce bias the result is withheld from participants - but experimenter will be in full possession of facts
replication
experimental condition
single-blind procedure
naturalistic observation
40. All cases in a group - from which samples may be drawn for a study
single-blind procedure
control condition
population
random assignment
41. Variable that may change in response to manipulations of the IV (what is measured)
criterion validity
n
control condition
dependent variable
42. Giving participants in a research study a complete explanation of the study after the study is completed needed for deception
case study
debriefing
positive correlation
experimenter bias
43. Procedure that ensures every person in a population has an equal chance of being chosen to participate
correlation coefficient
frequency polygon
random selection
criterion validity
44. Sample drawn in such a way that known subgroups within a population are represented in proportion to their numbers in general population
stratified sample
null hypothesis
psychological test
longitudinal research
45. 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
cohort effects
ratio data
quasi experiment
46. 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
cohort effects
negative correlation
positive correlation
47. Sample that fairly represents a population because each member has an equal chance of inclusion.
experimenter bias
random sample
n
confounding of variables
48. Form of validity in which a psychological measure is able to predict some future behavior or is meaningfully related to some other measure
extraneous variables
p<.05
criterion validity
illusory correlation
49. In a normal distribution it tells you how far a number is above or below mean in terms of standard deviations.
cross-sectional research
social desirability bias
z score
sampling bias
50. People of different ages are compared to one another at a single point in time
overconfidence effect
cross-sectional research
ANOVA
null hypothesis