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Unit 1

Dada Displays and number Systems

TermDefinition
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 questions.
Variability How spread out the values in a set of data are.
Statistical question A question that would be answered by collecting or analyzing data.
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. If more than one dot falls in the same position, they are stacked up.
Maximum Highest or greatest amount or value.
Distribution The distribution of data typically takes into account the range and spread of a data set. It describes the shape of a data set when displayed on a histogram.
Mode A type of average. In a set of scores, values or numbers the mode is the one that occurs the most.
Data Landmark A notable feature of a data set.
Minimum Lowest or least amount or value.
Median A type of average which is the middle value of an ordered set of data values.
Created by: user-1846836
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