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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 give socially approved answers to questions about oneself.
social desirability bias
median
extraneous variables
stratified sample
2. The probability level which forms basis for deciding if results are statistically significant (not due to chance).
p value
random selection
hindsight bias
ratio data
3. Statistical measure of strength of association between two variables ranging from -1.0 to 1.0
independent variable
case study
debriefing
correlation coefficient
4. 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
cohort effects
statistical significance
inter-rater reliability
scatterplot
5. Measure of the extent to which two factors vary together which can be positive or negative or non
standard deviation
negative correlation
ANOVA
correlation
6. Arithmetic average of a distribution -
mean
experiment
debriefing
type two error
7. Condition of experiment that exposes participants to treatment - that is - to one version of the IV
survey
experimental condition
extraneous variables
normal distribution
8. Expectations by researcher that might influence results of experiment or its interpretation
psychological test
experimenter bias
null hypothesis
validity
9. Extent to which a test yields consistent results - a measure is repeatable
quasi experiment
survey
reliability
percentile rank
10. Change in subject's behavior caused simply by awareness of being studied
Hawthorne Effect
frequency histogram
n
survey
11. Form of validity in which a psychological measure is able to predict some future behavior or is meaningfully related to some other measure
hindsight bias
illusory correlation
criterion validity
cross-sectional research
12. 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
split half reliability
correlation
case study
operational definition
13. 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.
Hawthorne Effect
placebo effect
scatterplot
experimenter bias
14. Assigning participants to experimental and control conditions by chance - thus minimizing preexisting differences between those assigned to different groups.
z score
hypothesis
random assignment
p value
15. Extent to which a test measures or predicts what it is supposed to - test accuracy
experiment
placebo effect
psychological test
validity
16. All cases in a group - from which samples may be drawn for a study
debriefing
random assignment
statistical significance
population
17. Series of steps followed to solve problems including collecting data - formulating a hypothesis - testing the hypothesis - and stating conclusions
scientific method
z score
alternate form reliability
longitudinal research
18. View that science flourishes through observation and experiment.
p<.05
ratio data
empiricism
experimental condition
19. Experimental factor that is manipulated; variable whose effect is being studied.
negative correlation
independent variable
nominal data
scientific method
20. Degree to which test is representative of total domain its supposed to cover.
face validity
false consensus effect
overconfidence effect
content validity
21. Relationship between variables in which as one variable increases - the other also increases - OR as one decreases so does the other. Both variables move in the same direction.
positive correlation
survey
quasi experiment
statistical significance
22. Factors in an experiment that are unchanged for both the control group and the experimental group
controls
reliability
alternate form reliability
random assignment
23. Symbol used for Pearson Correlation Coefficient ranges from -1.0 to +1.0
statistical significance
stratified sample
correlational study
r
24. Procedure that ensures every person in a population has an equal chance of being chosen to participate
random selection
positive correlation
normal distribution
debriefing
25. Indication of how likely a result obtained occurred by chance - expressed as p or sig.
type one error
statistical significance
p value
scatterplot
26. Occur when the questions asked on a sample survey are confusing or leading
wording effects
placebo effect
hypothesis
frequency histogram
27. 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
normal distribution
false consensus effect
illusory correlation
28. Procedure for statistically combining results of many different research studies
meta analysis
median
dependent variable
alternate form reliability
29. Set of assumptions used to explain phenomena & offered for scientific study
construct validity
extraneous variables
theory
positive correlation
30. Research method in which info is obtained by asking many individuals a fixed set of questions
survey
test-retest reliability
sampling bias
dependent variable
31. Bar graph that shows frequency distributions
survey
psychological test
meta analysis
frequency histogram
32. Subset of a population in which every element in the population has an equal chance of being selected
random sample
correlation coefficient
type one error
ordinal data
33. Condition of experiment that contrasts with experimental condition and serves as a comparison for evaluating the effect of the treatment.
positive correlation
control condition
overconfidence effect
type two error
34. We overestimate our accuracy and our changes of success and ability to predict and explain
overconfidence effect
extraneous variables
empiricism
scatterplot
35. Type of line graph that shows frequency distributions
Hawthorne Effect
overconfidence effect
frequency polygon
naturalistic observation
36. 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
independent variable
wording effects
frequency polygon
37. Relationship that exists when one set of data values increases while the other decreases
random assignment
r
negative correlation
percentile rank
38. Procedure in which info that could introduce bias the result is withheld from participants - but experimenter will be in full possession of facts
single-blind procedure
frequency histogram
range
dependent variable
39. Rejecting null hypothesis when it is actually true - a false positive
random sample
r
type one error
hindsight bias
40. Descriptive research that involves observing and recording behavior without trying to manipulate and control the situation.
test-retest reliability
p<.05
naturalistic observation
quasi-experiment
41. Hypothesis that predicts NO relationship between variables. The aim of research is to reject this hypothesis
survey
ordinal data
null hypothesis
positive (right) skew
42. Research project designed to discover degree to which two variables are related to each other
experimenter bias
interval data
correlational study
negative (left) skew
43. Results of experiment are SIGNIFICANT - they are not likely caused by chance
dependent variable
p<.05
social desirability bias
negative correlation
44. 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
correlation
illusory correlation
case study
construct validity
45. Difference between highest and lowest scores in a distribution.
range
mode
standard deviation
stratified sample
46. Perception of a correlation between variables where none exists.
test-retest reliability
experiment
wording effects
illusory correlation
47. If you take the same test 2x's & you get the same results it shows ______ reliability
test-retest reliability
reliability
standard deviation
independent variable
48. Any selection method that results in subset of the population (sample) that is not representative - and/or not random
naturalistic observation
negative correlation
mode
sampling bias
49. Data of categories only. Data cannot be arranged in an ordering scheme. (Gender - Race - Religion)
wording effects
frequency polygon
quasi experiment
nominal data
50. 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
ratio data
controls
quasi-experiment