All of the AP stats stuff for chapter one
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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| Statistics | The science of collecting, organizing, summarizing, and analyzing information to draw conclusions or answer questions. In addition, stats is about providing a measure of confidence in any conclusions
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| Data | a fact or proposition used to draw a conclusion or make a decision
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| Population | the entire group of individuals to be studied
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| individual | member of a population
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| sample | subset of a population that is studied
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| inferential statistics | uses methods that take a result from a sample and extend it to the population, measuring the reliability of the result
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| parameter | a numerical summary of a population
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| descriptive stats | describes the population without making any general conclusions about the population
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| process of statistics | identify the research objective. collect the data needed to answer the questions. perform inference
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| variables | the characteristics of the individuals within the population
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| approach | a way to look at and organize a problem so that it can be solved
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| discrete | can be counted
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| continuous | can be measured
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| nominal lvl of measurement | values of the variable name, label, or categorize
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| ordinal lvl of measurement | naming scheme allows for values to be ranked
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| interval lvl of measurement | differences in the values of the variable have meaning
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| ratio | zero expresses absence
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| confounding | occurs when the effects of two or more explanatory variables are not separated
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| lurking variable | ex
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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:
slinn
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