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Reliability & Validity Flashcards | StudBud
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Reliability & Validity
Reliability & Validity
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1
When considering reliability, the instrument should be all except:
Homogenous
stable (Stability)
Predictive
Equivalent
2
When items reflect the concept under consideration
Observed test score
Chance
Constant error
Content Validity
3
Validity is concerned with
Consistency
Random error
Systematic error
4
_ is the numerical value that occurs with the greatest frequency
Mean
Median
Mode
Average
5
This represents a dichotomous or categorical value
Interval
Ratio
Nominal
Ordinal
6
___________ describes a conclusion or judgement based on evidence.
Probability Theory
Inferential Statistics
7
Reliability is concerned with
Systematic error
Random error
Chance error
Accuracy
8
A measure of how dispersed the data is in relation to the mean
Standard deviation
Inferential
Probability
9
Which is an example of nonprobability sampling
Stratified
Convenience
Simple
10
True or False: Probability Sampling is the strongest type of sampling method
True
False
11
this measure of central tendency represents the midpoint score at the exact center
Mode
Median
Mean
12
What does this picture mean
Reliable but not accurate
Valid and Reliable
13
The sampling process stages include all but
Sample method
Defining the population
Sample Frame
Selecting the research methodology
14
Where existing study subjects are used to recruit more subjects into the sample
Convenience
Probablilty
Snowballing Technique
Purposeful
15
the degree of correlation of one test with the scores of another more established inistrument of the same concept
Predictive
Criterion
Concurrent
16
__ indicates to what degreee the subject's performance on the instrument and the subject's actual behavior are related
Concurrent validity
Predictive validity
Criterion validity
17
Withdrawal or loss of subjects from a study describes
Objective data
Sample retention
Sample attrition
subjective data
18
Examples of Systematic Errors include all but
Socioeconomic Status
Education
anxiety
Social Status
19
Likert Scale is an example of what type of measurement
Ordinal
Ratio
Interval
Nominal
20
True or False- A measure can be reliable but not valid
True
False
