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Research Part B Unit II Flashcards | StudBud
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Research Part B Unit II
Research Part B Unit II
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Research in psychology
Flashcards
36 cards
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Practice quiz
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Questions
36
Answers
1
A general rule, most of the time for data skewed to the right, the mean will be > than the ?
Mode
Histogram
Median
Mean
2
For a data set skewed to the left
Often, mode is greater than mean.
mean is greater than median
Sometimes, mean is greater than mode.
Always: mean less than mode
3
Set of data is said to be ?if the values /observations belonging can be ranked; can't measure
Ordinal
Interval
Nominal
Ratio
4
Observation, State the Problem, Hypothesis, Experimentation, Analysis, Conclusion is ?
Inferential statistics gathering method
How we find correlation coefficient
The Scientific Method
Random validity plotting method
5
The more a study is ??? , the more likely the findings can be applied to the general public.
Replicated
Increased
Controlled
Reduced
6
Ethical principle requires at the end of a study that participants be told of purpose of study.
Confidentiality
Protection from harm
Informed consent
Debriefing
7
How well do the variable measured predict other measures of the same construct?
Predictive validity
Internal validity
Construct validity
External validity
8
? Descriptive statistic researchers use to describe how close student ACT scores 2school's avg.
median
range
standard deviation
correlation coefficient
9
Measure between two values is meaningful. 100 degrees & 90 degrees;90 degrees & 80 degrees same
Ratio
Interval
Nominal
Ordinal
10
This is used to report data and is plotted as bars.
Inferential graph
Histogram
Ratio graph
Descriptive graph
11
Term given to the analysis of data that helps describe,show or summarize data in meaningful way
Ordinal Data
Linear Statistics
Inferential Statistics
Descriptive Statistics
12
If the mode, median, and mean are different, the graph will be ? or off center in some way.
Evenly distributed
lopsided
Ordinal
Skewed
13
When there is a "-" correlation between watching TV and grades; what is the conclusion drawn?
TV watching leads to higher GPAs.
TV watching makes a student smarter but they test badly.
Student who watches 2 much TV is likely to have lower grades
This is an illusionary correlation
14
If mode, median, and mean are all the same #, the graph of data will look like ? curve.
Skewed
Normal
Abnormal
Nominal
15
???? is the key when trying to understand one’s cultural behaviors
Religion
Ethnic background
Diversity
Learned behaviors
16
How well constructed was the experiment to control for confounding variables?
Internal validity
Construct validity
External validity
Predictive validity
17
Refers to how the data measures the center of a set of data.
Inferential statistics
Central tendency
Histogram
Descriptive Statistics
18
Has all the properties of an interval variable, and also has a clear definition of 0.0
Ordinal
Nominal
Interval
Ratio
19
Set of data is said to be ? if the values /observations can be assigned code in the form of a #
Ratio
Ordinal
Interval
Nominal
20
Know first steps in ethical research; need to know them for FRQ on test :)- :)-
Lack of confidentiality
No debriefing
Informed consent
protect from harm and discomfort;no random assignment groups
21
The extent to which a test or experiment measures or predicts
Inferential Statistics
Reliability
Descriptive Statistics
Validity
22
How well do the results of the experiment translate to other setting or participants?
External validity
Internal validity
Predictive validity
Construct validity
23
Method used by researcher to test reward in a classroom situation; causes students to behave.
Survey
Case study
Correlation Study
Experiment
24
Do the variables represent or measure what they are suppose to measure?
Predictive validity
Construct validity
External validity
Internal validity
25
A study has little ??? if the findings only apply to a specific group of people
Reliability
Mode
Value
Meaning
26
They all point to where the middle of the data should be.
Mean, Mode, Median
Innie, Minnie, Mode :)-
Histogram, Mode, Ratio Data
Ratio data, inferential statistics, Mean
27
Most of the time for data skewed to the left, the mean will be less than the ?
Histogram
Mean
Mode
Median
28
Value of empirical investigation is important to the scientific methods in ????? claims.
Investigating
Discussing
Summarizing
Collecting data
29
A graphical display where the data is grouped into ranges;0-14;15-35;36-50.
Inferential graph
Nominal graph
Ordinal graph
Histogram
30
What much a researcher do to fulfill ethical principle of "informed consent?"
Allow participants to choose to take part in experiment.
Deceive participants into taking part in the experiment.
Protect participants from potential harm.
Keep information about patients confidential
31
For a data set skewed to the right: this happens?
median greater than mode
mean greater than median
mean greater than mode
mode is greater than the median
32
Most susceptible to extremes in the data. The ? is the number that gets pulled UP or DOWN.
Mean
Ordinal
Median
Mode
33
Researchers must follow specific ? when conducting experiments; both animals & humans subjects.
APA approved suggestions
Ethical suggestions
ethical guidelines
AMA approved guidelines
34
An asymmetry in the distribution of the data values or how the value is distributed across.
Mode
Central tendency
probability distribution
Skewedness
35
Techniques that allow us to use samples to make generalizations about the populations sampled.
Central tendency
Ordinal Statistics
Inferential Statistics
Descriptive Statistics
36
In ? statistics, a sample is not expected to perfectly represent the population.
Ordinal Statistics
Descriptive Statistics
Nominal Statistics
Inferential Statistics
