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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. If you take the same test 2x's & you get the same results it shows ______ reliability
single-blind procedure
median
test-retest reliability
control condition
2. Skewed distribution with many more scores on the higher end of the distribution
experimental condition
frequency polygon
negative (left) skew
confounding of variables
3. Perception of relationship where none exists.
r
illusory correlation
experiment
normal distribution
4. Statement of procedures used to explain research variables in enough detail to allow for replication
ANOVA
operational definition
negative (left) skew
wording effects
5. People of different ages are compared to one another at a single point in time
range
cross-sectional research
construct validity
ANOVA
6. Variable that may change in response to manipulations of the IV (what is measured)
naturalistic observation
control condition
dependent variable
deception
7. Procedure that ensures every person in a population has an equal chance of being chosen to participate
criterion validity
scatterplot
case study
random selection
8. When a specific word used in a question affects how respondents answer the question or the order of the questions
wording effects
illusory correlation
ratio data
correlation coefficient
9. 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
frequency polygon
experimental condition
range
10. Sample drawn in such a way that known subgroups within a population are represented in proportion to their numbers in general population
generalizability
stratified sample
debriefing
cross-sectional research
11. Type of line graph that shows frequency distributions
frequency polygon
stratified sample
z score
theory
12. We overestimate our accuracy and our changes of success and ability to predict and explain
overconfidence effect
operational definition
survey
split half reliability
13. 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
confederates
single-blind procedure
face validity
ordinal data
14. Assigning participants to experimental and control conditions by chance - thus minimizing preexisting differences between those assigned to the different groups
positive (right) skew
test-retest reliability
random assignment
positive correlation
15. Set of assumptions used to explain phenomena & offered for scientific study
false consensus effect
frequency histogram
theory
positive correlation
16. Series of steps followed to solve problems including collecting data - formulating a hypothesis - testing the hypothesis - and stating conclusions
random sample
scientific method
operational definition
null hypothesis
17. Rejecting null hypothesis when it is actually true - a false positive
experimenter bias
split half reliability
type one error
frequency histogram
18. Change in subject's behavior caused simply by awareness of being studied
extraneous variables
Hawthorne Effect
negative correlation
operational definition
19. Occur when the questions asked on a sample survey are confusing or leading
n
wording effects
case study
debriefing
20. 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
operational definition
z score
standard deviation
21. Procedure for statistically combining results of many different research studies
meta analysis
positive correlation
theory
Hawthorne Effect
22. View that science flourishes through observation and experiment.
cross-sectional research
ANOVA
r
empiricism
23. 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.
construct validity
population
longitudinal research
extraneous variables
24. Relationship that exists when one set of data values increases while the other decreases
validity
nominal data
negative correlation
negative (left) skew
25. Sample that fairly represents a population because each member has an equal chance of inclusion.
experimenter bias
replication
hypothesis
random sample
26. 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.
placebo effect
alternate form reliability
false consensus effect
ratio data
27. Research project designed to discover degree to which two variables are related to each other
confederates
correlational study
experiment
extraneous variables
28. Measure of the extent to which two factors vary together which can be positive or negative or non
operational definition
deception
controls
correlation
29. Extent to which scores suggest that a test is actually measuring an ABSTRACT theoretical idea (such as anxiety - personality - introversion - etc.).
construct validity
nominal data
content validity
r
30. In a normal distribution it tells you how far a number is above or below mean in terms of standard deviations.
z score
face validity
hypothesis
empiricism
31. Association between increases in one variable and decreases in another
negative correlation
hypothesis
type two error
social desirability bias
32. The probability level which forms basis for deciding if results are statistically significant (not due to chance).
ANOVA
illusory correlation
p value
hindsight bias
33. Research method in which investigator manipulates one or more factors (IV) to observe effect on some behavior or mental process (DV)
false consensus effect
experimenter bias
wording effects
experiment
34. Most frequently occurring score(s) in a distribution.
confounding of variables
social desirability bias
mode
controls
35. A type of reliability - where different versions of same instrument are used and scores are compared
scatterplot
construct validity
alternate form reliability
control condition
36. 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
case study
false consensus effect
double-blind procedure
p<.05
37. Data with an absolute 0. Ratios are meaningful. (Length - Width - Weight - Distance)
random sample
case study
ratio data
operational definition
38. Descriptive research that involves observing and recording behavior without trying to manipulate and control the situation.
naturalistic observation
sampling bias
frequency histogram
illusory correlation
39. Expectations by researcher that might influence results of experiment or its interpretation
negative correlation
experimenter bias
longitudinal research
wording effects
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.
p<.05
case study
deception
positive correlation
41. Research method in which info is obtained by asking many individuals a fixed set of questions
survey
positive (right) skew
positive correlation
mean
42. 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
experimental condition
illusory correlation
p<.05
cohort effects
43. Experimental procedure in which both research participants and research staff are ignorant about whether the research participants have received the treatment or a placebo.
double-blind procedure
debriefing
longitudinal research
meta analysis
44. Computed measure of how much scores vary around the mean score.
z score
standard deviation
p<.05
negative correlation
45. Measuring device or procedure designed to measure psychology-related variables. A measurement that results in a score or result that is standardized
psychological test
z score
confederates
empiricism
46. More than one individual scores same test - regardless of who rates test - scores should be the same for _____ reliability
generalizability
negative correlation
control condition
inter-rater reliability
47. Condition of experiment that contrasts with experimental condition and serves as a comparison for evaluating the effect of the treatment.
random assignment
control condition
r
cross-sectional research
48. Data exists in categories that are ordered but differences cannot be determined or they are meaningless. (Example: 1st - 2nd - 3rd)
random assignment
mean
ordinal data
reliability
49. Extent to which a test yields consistent results - a measure is repeatable
reliability
operational definition
single-blind procedure
dependent variable
50. Symbol used for Pearson Correlation Coefficient ranges from -1.0 to +1.0
r
placebo effect
ANOVA
statistical significance