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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. 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
ordinal data
longitudinal research
correlation coefficient
cohort effects
2. Giving participants in a research study a complete explanation of the study after the study is completed needed for deception
debriefing
extraneous variables
double-blind procedure
placebo effect
3. We overestimate our accuracy and our changes of success and ability to predict and explain
placebo effect
overconfidence effect
deception
cohort effects
4. Sample that fairly represents a population because each member has an equal chance of inclusion.
content validity
random sample
theory
Hawthorne Effect
5. Symbol used to represent the total number of subjects in a research study
interval data
mean
quasi-experiment
n
6. Sample drawn in such a way that known subgroups within a population are represented in proportion to their numbers in general population
debriefing
stratified sample
empiricism
quasi-experiment
7. Change in subject's behavior caused simply by awareness of being studied
deception
hypothesis
Hawthorne Effect
negative correlation
8. Data of categories only. Data cannot be arranged in an ordering scheme. (Gender - Race - Religion)
Hawthorne Effect
face validity
placebo effect
nominal data
9. Experimental procedure in which both research participants and research staff are ignorant about whether the research participants have received the treatment or a placebo.
empiricism
standard deviation
double-blind procedure
positive correlation
10. Expectations by researcher that might influence results of experiment or its interpretation
experimenter bias
correlation
experimental condition
wording effects
11. Results of experiment are SIGNIFICANT - they are not likely caused by chance
random sample
p<.05
social desirability bias
random selection
12. Descriptive research that involves observing and recording behavior without trying to manipulate and control the situation.
population
empiricism
statistical significance
naturalistic observation
13. Method by which participants are misinformed or misled about study's methods and purposes - must be told truth about this in debriefing
test-retest reliability
deception
reliability
illusory correlation
14. Experimental factor that is manipulated; variable whose effect is being studied.
operational definition
independent variable
controls
dependent variable
15. 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)
experiment
quasi experiment
correlation
sampling bias
16. Type of line graph that shows frequency distributions
percentile rank
frequency polygon
illusory correlation
confederates
17. Tendency to believe - after learning an outcome - that one would have foreseen it.
hindsight bias
random sample
independent variable
correlation
18. Repeating of research study to determine if its finding extends to other participants and circumstances
case study
scatterplot
normal distribution
replication
19. Variable that may change in response to manipulations of the IV (what is measured)
extraneous variables
statistical significance
dependent variable
content validity
20. Perception of relationship where none exists.
n
experimenter bias
illusory correlation
negative correlation
21. Computed measure of how much scores vary around the mean score.
meta analysis
frequency histogram
negative correlation
standard deviation
22. Difference between highest and lowest scores in a distribution.
face validity
deception
range
z score
23. Occur when the questions asked on a sample survey are confusing or leading
positive (right) skew
random selection
wording effects
debriefing
24. Arithmetic average of a distribution -
type two error
negative correlation
random selection
mean
25. Perception of a correlation between variables where none exists.
percentile rank
meta analysis
Hawthorne Effect
illusory correlation
26. Statistical measure of strength of association between two variables ranging from -1.0 to 1.0
negative correlation
correlation coefficient
false consensus effect
confederates
27. Tendency to overestimate extent to which others share our beliefs and behaviors
scientific method
false consensus effect
wording effects
hindsight bias
28. Condition of experiment that contrasts with experimental condition and serves as a comparison for evaluating the effect of the treatment.
control condition
quasi-experiment
positive correlation
empiricism
29. Degree to which test is representative of total domain its supposed to cover.
deception
content validity
correlation coefficient
longitudinal research
30. Form of validity in which a psychological measure is able to predict some future behavior or is meaningfully related to some other measure
content validity
criterion validity
cross-sectional research
control condition
31. Research method in which info is obtained by asking many individuals a fixed set of questions
survey
negative correlation
standard deviation
type one error
32. Symbol used for Pearson Correlation Coefficient ranges from -1.0 to +1.0
p<.05
overconfidence effect
frequency polygon
r
33. Not rejecting null hypothesis when in fact we should have rejected it - a false negative
type two error
controls
independent variable
null hypothesis
34. Statistical method for making simultaneous comparisons between two or more means
operational definition
correlational study
ANOVA
positive correlation
35. All cases in a group - from which samples may be drawn for a study
experimental condition
illusory correlation
experimenter bias
population
36. Procedure that ensures every person in a population has an equal chance of being chosen to participate
cohort effects
random selection
naturalistic observation
single-blind procedure
37. 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
range
Hawthorne Effect
cross-sectional research
38. Extent to which scores suggest that a test is actually measuring an ABSTRACT theoretical idea (such as anxiety - personality - introversion - etc.).
meta analysis
construct validity
ANOVA
negative correlation
39. 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
random sample
face validity
survey
40. Research method in which investigator manipulates one or more factors (IV) to observe effect on some behavior or mental process (DV)
p value
extraneous variables
experiment
population
41. Assigning participants to experimental and control conditions by chance - thus minimizing preexisting differences between those assigned to different groups.
reliability
random assignment
longitudinal research
z score
42. Factors in an experiment that are unchanged for both the control group and the experimental group
double-blind procedure
positive (right) skew
correlation coefficient
controls
43. Subset of a population in which every element in the population has an equal chance of being selected
random sample
overconfidence effect
test-retest reliability
negative correlation
44. 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
ratio data
quasi-experiment
n
random assignment
45. 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
generalizability
psychological test
case study
alternate form reliability
46. Indication of how likely a result obtained occurred by chance - expressed as p or sig.
correlational study
statistical significance
alternate form reliability
scatterplot
47. Set of assumptions used to explain phenomena & offered for scientific study
theory
positive correlation
scatterplot
statistical significance
48. Variable not relevant to what you are studying that has unplanned effect on DV. It may influence results - but all conditions are effected so it does not create bias.
cohort effects
extraneous variables
stratified sample
criterion validity
49. Bar graph that shows frequency distributions
social desirability bias
positive correlation
case study
frequency histogram
50. Skewed distribution where data has many more scores toward the lower end of the distribution
positive (right) skew
wording effects
Hawthorne Effect
null hypothesis