BUAL 2600 Test 1 Auburn Latest Update
Practice questions for this set
Learn
May be people, objects, events, or other entries
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Terms in this set (75)
Data Facts and figures from which conclusions can be drawn
Data set The data that are collected for a particular study
Elements May be people, objects, events, or other entries
Variable Any characteristic of an element
The possible measurements of the values of a variable are numbers
Quantitative
that represent quantities
Qualitative (categorial) The possible measurements fall into several categories
Numeric
Quantitative Variables How many and how much
Mathematical operations are meaningful.
, Labels or names used to identify an attribute of each element
Either Numeric or Nonnumeric
Qualitative Variables
Appropriate statistical analyses are rather limited
Categorical Variable
Cross-sectional data Data collected at the same or approximately the same point in time
Time series data Data collected over different time periods
Census An examination of all the population measurements
Population A set of all elements about which we wish to draw conclusions
Sample A subset of elements of a population
Sampling where we know the chance that each element in the
population will be included in the sample
Probability sampling
Required for statistical inference
Convenience sampling
Non-probability sampling Voluntary sampling
Judgement sampling
Sampling where we select elements because they are convenient to
Convenience sampling
sample
Samples in which participants self-select
Voluntary sampling Frequently used by radio and television
Over represent people with strong opinions
Samples in which a person who is extremely knowledgeable about
Judgement sampling the population selects population elements he or she feels are most
representative
Practice questions for this set
Learn
May be people, objects, events, or other entries
Give this one a try later!
Don't know?
Terms in this set (75)
Data Facts and figures from which conclusions can be drawn
Data set The data that are collected for a particular study
Elements May be people, objects, events, or other entries
Variable Any characteristic of an element
The possible measurements of the values of a variable are numbers
Quantitative
that represent quantities
Qualitative (categorial) The possible measurements fall into several categories
Numeric
Quantitative Variables How many and how much
Mathematical operations are meaningful.
, Labels or names used to identify an attribute of each element
Either Numeric or Nonnumeric
Qualitative Variables
Appropriate statistical analyses are rather limited
Categorical Variable
Cross-sectional data Data collected at the same or approximately the same point in time
Time series data Data collected over different time periods
Census An examination of all the population measurements
Population A set of all elements about which we wish to draw conclusions
Sample A subset of elements of a population
Sampling where we know the chance that each element in the
population will be included in the sample
Probability sampling
Required for statistical inference
Convenience sampling
Non-probability sampling Voluntary sampling
Judgement sampling
Sampling where we select elements because they are convenient to
Convenience sampling
sample
Samples in which participants self-select
Voluntary sampling Frequently used by radio and television
Over represent people with strong opinions
Samples in which a person who is extremely knowledgeable about
Judgement sampling the population selects population elements he or she feels are most
representative
