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Unit 1
Data Displays and Number Systems
Term | Definition |
---|---|
Data | Information that is gathered by counting, measuring, questioning, or observing. |
Statistics | The study of numerical data: collecting, organizing, and analyzing data to interpret it and answer question. |
Variability | How spread out the values in a set of data are. |
Statistical question | A question that would be answered by collecting or analyzing. |
Range | The difference between the maximum and the minimum in a data set. It is a measure of how spread out a distribution is. |
Dot plot | A number line long enough to encompass all numbers in a sample, showing a dot over the position corresponding to each number. |
Maximum | Highest or greatest amount or value. |
Distribution | the distribution of data typically takes into account the range and spread of a data set. |
Mode | A type of average. |
Data Landmark | |
Minimum | |
Median |