Part A of Ch.1 Vocabulary
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| DATA | are values associated with a trait or property that help distinguish the occurrences of something
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| DATA | is the set of individual values associated with a variable.
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| DATUM | is the singular form of data. It refers to a single data point or observation.
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| DATA | is a set or collection of values. It is the plural form of data.
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| VARIABLE | is a characteristic of an item or individual.
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| OPERATIONAL DEFINITION | must have one for each variable used. An operational definition is a commonly understood definition.
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| OPERATIONAL DEFINITION | allows all associated with the analysis to understand what the variable represents and what its possible values are.
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| TYPES OF VARIABLES | categorical and numerical.
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| CATEGORICAL VARIABLES | qualitative variables – have values that can only be placed into categories.
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| NUMERICAL VARIABLES | quantitative variables – have values representing quantitites.
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| Types of Numerical Variables | discrete and continuous
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| DISCRETE Numerical Variables | have numerical values arising from the counting process. The numerical values are whole numbers.
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| CONTINUOUS Numerical Variables | have numerical values arising from a measuring process. The response takes on any value within a continuum or interval.
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| POPULATION | consists of all the items or individuals about which you want to reach conclusions.
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| SAMPLE | is a portion of a population selected for analysis.
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| PARAMETER | is a measure that describes a characteristic of a population.
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| STATISTIC | is a measure that describes a characteristic of a sample.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
koehlercenter
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