SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. 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
nominal data
false consensus effect
quasi experiment
split half reliability
2. 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
wording effects
test-retest reliability
p value
3. Research method in which info is obtained by asking many individuals a fixed set of questions
psychological test
survey
positive (right) skew
debriefing
4. Procedure for statistically combining results of many different research studies
meta analysis
ANOVA
mode
operational definition
5. View that science flourishes through observation and experiment.
confederates
positive correlation
empiricism
Hawthorne Effect
6. 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.
illusory correlation
alternate form reliability
placebo effect
positive correlation
7. More than one individual scores same test - regardless of who rates test - scores should be the same for _____ reliability
theory
Hawthorne Effect
inter-rater reliability
double-blind procedure
8. 'Fake subjects' that look & behave like real subjects in study.
psychological test
confederates
nominal data
standard deviation
9. Subset of a population in which every element in the population has an equal chance of being selected
random sample
scatterplot
psychological test
random selection
10. Assigning participants to experimental and control conditions by chance - thus minimizing preexisting differences between those assigned to the different groups
n
random assignment
experiment
hindsight bias
11. Research method in which investigator manipulates one or more factors (IV) to observe effect on some behavior or mental process (DV)
experiment
mode
case study
hindsight bias
12. Arithmetic average of a distribution -
controls
mean
interval data
positive (right) skew
13. Procedure in which info that could introduce bias the result is withheld from participants - but experimenter will be in full possession of facts
inter-rater reliability
single-blind procedure
correlational study
meta analysis
14. Experimental factor that is manipulated; variable whose effect is being studied.
Hawthorne Effect
operational definition
independent variable
percentile rank
15. Middle score in a distribution; half scores are above it and half are below it.
quasi-experiment
frequency polygon
random assignment
median
16. 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
interval data
case study
stratified sample
controls
17. Bar graph that shows frequency distributions
operational definition
independent variable
frequency histogram
naturalistic observation
18. Symbol used to represent the total number of subjects in a research study
hypothesis
deception
confederates
n
19. Symbol used for Pearson Correlation Coefficient ranges from -1.0 to +1.0
case study
Hawthorne Effect
mode
r
20. We overestimate our accuracy and our changes of success and ability to predict and explain
type two error
r
overconfidence effect
placebo effect
21. If you take the same test 2x's & you get the same results it shows ______ reliability
ANOVA
test-retest reliability
normal distribution
survey
22. Association between increases in one variable and decreases in another
p value
negative correlation
illusory correlation
quasi-experiment
23. Bell-shaped curve that results when values of a trait in a population are plotted against their frequency
normal distribution
ANOVA
hindsight bias
split half reliability
24. Skewed distribution with many more scores on the higher end of the distribution
double-blind procedure
wording effects
independent variable
negative (left) skew
25. Experimental procedure in which both research participants and research staff are ignorant about whether the research participants have received the treatment or a placebo.
negative correlation
hypothesis
inter-rater reliability
double-blind procedure
26. A type of reliability - where different versions of same instrument are used and scores are compared
r
alternate form reliability
random assignment
median
27. In a normal distribution it tells you how far a number is above or below mean in terms of standard deviations.
illusory correlation
z score
positive correlation
independent variable
28. Extent to which scores suggest that a test is actually measuring an ABSTRACT theoretical idea (such as anxiety - personality - introversion - etc.).
correlation coefficient
positive correlation
face validity
construct validity
29. Most frequently occurring score(s) in a distribution.
single-blind procedure
mode
split half reliability
ratio data
30. Set of assumptions used to explain phenomena & offered for scientific study
correlation coefficient
hypothesis
ratio data
theory
31. The probability level which forms basis for deciding if results are statistically significant (not due to chance).
generalizability
stratified sample
criterion validity
p value
32. Differences between values can be found - but is NO absolute ZERO. Examples: temperature F - time
mode
standard deviation
interval data
ANOVA
33. Research project designed to discover degree to which two variables are related to each other
correlational study
empiricism
face validity
alternate form reliability
34. Percentage of scores falling at or below a specific score.
percentile rank
replication
quasi-experiment
test-retest reliability
35. Sample drawn in such a way that known subgroups within a population are represented in proportion to their numbers in general population
range
stratified sample
hindsight bias
interval data
36. Tendency to overestimate extent to which others share our beliefs and behaviors
false consensus effect
inter-rater reliability
type one error
hindsight bias
37. Change in subject's behavior caused simply by awareness of being studied
quasi experiment
random assignment
Hawthorne Effect
negative (left) skew
38. Type of line graph that shows frequency distributions
random sample
frequency polygon
alternate form reliability
illusory correlation
39. Data exists in categories that are ordered but differences cannot be determined or they are meaningless. (Example: 1st - 2nd - 3rd)
empiricism
experimenter bias
content validity
ordinal data
40. Difference between highest and lowest scores in a distribution.
experiment
range
correlation
survey
41. People of different ages are compared to one another at a single point in time
cross-sectional research
z score
deception
naturalistic observation
42. Extent to which a test yields consistent results - a measure is repeatable
population
null hypothesis
n
reliability
43. 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)
confounding of variables
population
quasi experiment
normal distribution
44. Extent to which the findings from one group (or sample) can be generalized or applied to other groups (or population
reliability
nominal data
generalizability
validity
45. 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.
extraneous variables
hindsight bias
split half reliability
interval data
46. Skewed distribution where data has many more scores toward the lower end of the distribution
content validity
positive correlation
positive (right) skew
random sample
47. Form of validity in which a psychological measure is able to predict some future behavior or is meaningfully related to some other measure
positive correlation
criterion validity
interval data
meta analysis
48. Series of steps followed to solve problems including collecting data - formulating a hypothesis - testing the hypothesis - and stating conclusions
deception
standard deviation
population
scientific method
49. Statement of procedures used to explain research variables in enough detail to allow for replication
deception
cross-sectional research
case study
operational definition
50. Expectations by researcher that might influence results of experiment or its interpretation
ANOVA
case study
reliability
experimenter bias