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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. Procedure that ensures every person in a population has an equal chance of being chosen to participate
random selection
negative (left) skew
cross-sectional research
experimenter bias
2. Testable and falsifiable prediction - often implied by a theory
alternate form reliability
theory
positive correlation
hypothesis
3. A type of reliability - where different versions of same instrument are used and scores are compared
positive correlation
negative correlation
alternate form reliability
split half reliability
4. 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
negative (left) skew
face validity
construct validity
ordinal data
5. 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
experimenter bias
cohort effects
content validity
random assignment
6. Symbol used to represent the total number of subjects in a research study
experiment
test-retest reliability
n
quasi-experiment
7. Set of assumptions used to explain phenomena & offered for scientific study
theory
experiment
reliability
interval data
8. Form of validity in which a psychological measure is able to predict some future behavior or is meaningfully related to some other measure
social desirability bias
positive (right) skew
criterion validity
double-blind procedure
9. Association between increases in one variable and decreases in another
population
nominal data
negative correlation
Hawthorne Effect
10. The probability level which forms basis for deciding if results are statistically significant (not due to chance).
p value
naturalistic observation
statistical significance
scientific method
11. Computed measure of how much scores vary around the mean score.
case study
sampling bias
standard deviation
p value
12. Tendency to believe - after learning an outcome - that one would have foreseen it.
scatterplot
type one error
hindsight bias
random sample
13. Skewed distribution with many more scores on the higher end of the distribution
negative (left) skew
quasi experiment
Hawthorne Effect
mean
14. Statement that describes how to measure a particular variable or define a particular term specifically in a study
p<.05
operational definition
construct validity
positive (right) skew
15. Extent to which a test yields consistent results - a measure is repeatable
p<.05
positive (right) skew
reliability
control condition
16. Degree to which test is representative of total domain its supposed to cover.
generalizability
content validity
scientific method
negative correlation
17. Assigning participants to experimental and control conditions by chance - thus minimizing preexisting differences between those assigned to different groups.
experiment
random assignment
positive correlation
nominal data
18. Repeating of research study to determine if its finding extends to other participants and circumstances
replication
experiment
dependent variable
type two error
19. Results of experiment are SIGNIFICANT - they are not likely caused by chance
psychological test
content validity
p<.05
standard deviation
20. Extent to which the findings from one group (or sample) can be generalized or applied to other groups (or population
standard deviation
Hawthorne Effect
generalizability
z score
21. Any selection method that results in subset of the population (sample) that is not representative - and/or not random
sampling bias
split half reliability
inter-rater reliability
frequency polygon
22. Rejecting null hypothesis when it is actually true - a false positive
psychological test
survey
type one error
n
23. Skewed distribution where data has many more scores toward the lower end of the distribution
range
dependent variable
confounding of variables
positive (right) skew
24. Data exists in categories that are ordered but differences cannot be determined or they are meaningless. (Example: 1st - 2nd - 3rd)
hypothesis
ordinal data
theory
positive correlation
25. Procedure for statistically combining results of many different research studies
quasi-experiment
wording effects
correlational study
meta analysis
26. Subset of a population in which every element in the population has an equal chance of being selected
negative (left) skew
cohort effects
content validity
random sample
27. Condition of experiment that exposes participants to treatment - that is - to one version of the IV
wording effects
deception
quasi experiment
experimental condition
28. The tendency for people to behave differently when they know they are being studied
Hawthorne Effect
wording effects
single-blind procedure
survey
29. Difference between highest and lowest scores in a distribution.
range
illusory correlation
quasi experiment
interval data
30. In a normal distribution it tells you how far a number is above or below mean in terms of standard deviations.
type one error
median
social desirability bias
z score
31. Descriptive research technique in which one person or a small group is studied in depth in hope of revealing universal principles
z score
case study
split half reliability
experimental condition
32. Measuring device or procedure designed to measure psychology-related variables. A measurement that results in a score or result that is standardized
psychological test
longitudinal research
negative correlation
random assignment
33. Perception of a correlation between variables where none exists.
frequency polygon
frequency histogram
illusory correlation
quasi-experiment
34. Statistical measure of strength of association between two variables ranging from -1.0 to 1.0
correlation coefficient
frequency polygon
percentile rank
stratified sample
35. Change in subject's behavior caused simply by awareness of being studied
meta analysis
Hawthorne Effect
wording effects
percentile rank
36. Tendency to give socially approved answers to questions about oneself.
stratified sample
population
type one error
social desirability bias
37. Assigning participants to experimental and control conditions by chance - thus minimizing preexisting differences between those assigned to the different groups
random assignment
quasi experiment
z score
debriefing
38. All cases in a group - from which samples may be drawn for a study
single-blind procedure
null hypothesis
wording effects
population
39. Not rejecting null hypothesis when in fact we should have rejected it - a false negative
type two error
Hawthorne Effect
case study
extraneous variables
40. 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.
random sample
positive correlation
experiment
ordinal data
41. Research method in which investigator manipulates one or more factors (IV) to observe effect on some behavior or mental process (DV)
random sample
negative correlation
experiment
social desirability bias
42. Research in which the same people are re-studied and re-tested over a long period
wording effects
type two error
deception
longitudinal research
43. Factors in an experiment that are unchanged for both the control group and the experimental group
content validity
alternate form reliability
controls
control condition
44. Measure of the extent to which two factors vary together which can be positive or negative or non
replication
ANOVA
correlation
type two error
45. Arithmetic average of a distribution -
mean
mode
nominal data
random sample
46. Descriptive research that involves observing and recording behavior without trying to manipulate and control the situation.
quasi experiment
confounding of variables
naturalistic observation
hypothesis
47. Method by which participants are misinformed or misled about study's methods and purposes - must be told truth about this in debriefing
p<.05
random selection
experimental condition
deception
48. Statistical method for making simultaneous comparisons between two or more means
wording effects
statistical significance
positive correlation
ANOVA
49. 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
stratified sample
scientific method
false consensus effect
50. Differences between values can be found - but is NO absolute ZERO. Examples: temperature F - time
case study
normal distribution
extraneous variables
interval data