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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. Testable and falsifiable prediction - often implied by a theory
hypothesis
type two error
correlation
random sample
2. 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
scatterplot
percentile rank
range
face validity
3. The tendency for people to behave differently when they know they are being studied
psychological test
operational definition
Hawthorne Effect
percentile rank
4. Degree to which test is representative of total domain its supposed to cover.
meta analysis
content validity
z score
theory
5. When a specific word used in a question affects how respondents answer the question or the order of the questions
double-blind procedure
mode
control condition
wording effects
6. Variable that may change in response to manipulations of the IV (what is measured)
generalizability
longitudinal research
placebo effect
dependent variable
7. Extent to which the findings from one group (or sample) can be generalized or applied to other groups (or population
ANOVA
cross-sectional research
illusory correlation
generalizability
8. Descriptive research technique in which one person or a small group is studied in depth in hope of revealing universal principles
case study
median
cross-sectional research
overconfidence effect
9. Correlation where as one variable increases - the other also increases - or as one decreases so does the other. Both variables move in same direction.
nominal data
false consensus effect
illusory correlation
positive correlation
10. Statistical method for making simultaneous comparisons between two or more means
ANOVA
dependent variable
stratified sample
case study
11. Research project designed to discover degree to which two variables are related to each other
survey
correlational study
operational definition
control condition
12. People of different ages are compared to one another at a single point in time
psychological test
cross-sectional research
ANOVA
theory
13. All cases in a group - from which samples may be drawn for a study
population
negative correlation
standard deviation
case study
14. 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.
alternate form reliability
meta analysis
ordinal data
positive correlation
15. Condition of experiment that contrasts with experimental condition and serves as a comparison for evaluating the effect of the treatment.
percentile rank
control condition
ordinal data
deception
16. 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
hypothesis
replication
illusory correlation
quasi-experiment
17. Condition of experiment that exposes participants to treatment - that is - to one version of the IV
quasi-experiment
experimental condition
positive (right) skew
frequency polygon
18. Expectations by researcher that might influence results of experiment or its interpretation
generalizability
experimenter bias
hindsight bias
dependent variable
19. Research in which the same people are re-studied and re-tested over a long period
correlational study
longitudinal research
z score
controls
20. Rejecting null hypothesis when it is actually true - a false positive
mode
controls
type one error
population
21. Results of experiment are SIGNIFICANT - they are not likely caused by chance
scatterplot
standard deviation
p<.05
inter-rater reliability
22. Perception of a correlation between variables where none exists.
placebo effect
frequency histogram
illusory correlation
ratio data
23. View that science flourishes through observation and experiment.
empiricism
test-retest reliability
quasi-experiment
scatterplot
24. Hypothesis that predicts NO relationship between variables. The aim of research is to reject this hypothesis
random selection
meta analysis
null hypothesis
experimenter bias
25. Difference between highest and lowest scores in a distribution.
deception
random sample
test-retest reliability
range
26. Statement that describes how to measure a particular variable or define a particular term specifically in a study
ordinal data
n
random assignment
operational definition
27. More than one individual scores same test - regardless of who rates test - scores should be the same for _____ reliability
positive correlation
double-blind procedure
split half reliability
inter-rater reliability
28. 'Fake subjects' that look & behave like real subjects in study.
deception
illusory correlation
confederates
z score
29. 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.
false consensus effect
negative correlation
placebo effect
statistical significance
30. Not rejecting null hypothesis when in fact we should have rejected it - a false negative
type two error
positive correlation
population
theory
31. Experimental factor that is manipulated; variable whose effect is being studied.
replication
ordinal data
Hawthorne Effect
independent variable
32. The probability level which forms basis for deciding if results are statistically significant (not due to chance).
p value
type two error
wording effects
double-blind procedure
33. Tendency to give socially approved answers to questions about oneself.
random selection
survey
quasi experiment
social desirability bias
34. Procedure in which info that could introduce bias the result is withheld from participants - but experimenter will be in full possession of facts
negative (left) skew
dependent variable
random sample
single-blind procedure
35. Indication of how likely a result obtained occurred by chance - expressed as p or sig.
scientific method
statistical significance
content validity
naturalistic observation
36. Sample drawn in such a way that known subgroups within a population are represented in proportion to their numbers in general population
stratified sample
ANOVA
criterion validity
controls
37. If you take the same test 2x's & you get the same results it shows ______ reliability
percentile rank
random sample
correlation coefficient
test-retest reliability
38. Skewed distribution with many more scores on the higher end of the distribution
frequency polygon
range
placebo effect
negative (left) skew
39. Method by which participants are misinformed or misled about study's methods and purposes - must be told truth about this in debriefing
deception
validity
wording effects
random assignment
40. Measure of the extent to which two factors vary together which can be positive or negative or non
single-blind procedure
normal distribution
correlation
criterion validity
41. Symbol used to represent the total number of subjects in a research study
confounding of variables
n
experimenter bias
frequency polygon
42. Procedure that ensures every person in a population has an equal chance of being chosen to participate
random selection
alternate form reliability
quasi-experiment
Hawthorne Effect
43. 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
operational definition
positive (right) skew
cohort effects
naturalistic observation
44. Extent to which a test measures or predicts what it is supposed to - test accuracy
validity
meta analysis
cohort effects
face validity
45. Occur when the questions asked on a sample survey are confusing or leading
wording effects
theory
random sample
n
46. 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.
scatterplot
operational definition
theory
quasi experiment
47. A type of reliability - where different versions of same instrument are used and scores are compared
cross-sectional research
confounding of variables
inter-rater reliability
alternate form reliability
48. Giving participants in a research study a complete explanation of the study after the study is completed needed for deception
debriefing
scatterplot
wording effects
confederates
49. Arithmetic average of a distribution -
mean
placebo effect
n
negative correlation
50. Experimental procedure in which both research participants and research staff are ignorant about whether the research participants have received the treatment or a placebo.
debriefing
illusory correlation
median
double-blind procedure