Term

Definition
The science of collecting, organizing, summarizing, and analyzing information to draw conclusions or answer questions. In addition, statistics is about providing a measure of confidence in any conclusions 


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Definition
A third variable that influences two variables 


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Definition
The entire group of individual to be studied 


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Definition
A person or object that is a member of the population being studied 


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Definition
A subset of the population that is being studied 


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Definition
A numerical summary of a sample, organizing and summarizing data. 


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Definition
A numerical summary of a sample 


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Definition
Using methods that take a result from a sample, extend it to a population, and measure the reliability of the result 


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Definition
A numerical summary of a population 


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Definition
Characteristics of the individuals within the population 


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Definition
The classification of individuals based on some attribute or characteristic 


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Definition
Numerical measures of individuals where arithmetic operators provide meaningful results 


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Definition
A way to look at and organize a problem so that it can be solved 


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Definition
A quantitative variable that has either a finite number of possible values or a countable number of possible value (counting to get the value) 


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Definition
A quantitative variable that has an infinite number of possible values that are not countable (measuring to get the value) 


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Definition
The list of observed values for a variable 


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Definition
Observations corresponding to a qualitative variable 


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Definition
Observations corresponding to a quantitative variable 


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Definition
Observations corresponding to a discrete variable 


Term

Definition
Observations corresponding to a continuous variable 


Term
Nominal level of measurement 

Definition
When the values of the variable name, label, or categorize, and the naming scheme does not allow for the values of the variable to be arranged in a ranked or specific order 


Term
Ordinal level of measurement 

Definition
When the values of the variables have the properties of the nominal level and the naming scheme allows for the values of the variable to be arranged in a ranked or specific order 


Term
Interval level of measurement 

Definition
When the values of the variables have the properties of the ordinal level and the differences in the values of the variables having meaning 


Term
Ratio level of measurement 

Definition
When the values of the variables have the properties of the interval level and the ratios of the values of the variables have meaning 


Term
Nominal and ordinal levels of measurement are 

Definition


Term
Interval and ratio levels of measurement are 

Definition

