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Unit 1

Data displays and number systems

TermDefinition
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.
data data is a collection of information gathered by observation, questioning or measurement.
maximum highest or greatest amount or value.
minimum lowest or least amount or value.
dot plot a number line long enough to encompass all numbers in a sample, showing a dot over the position corresponding to each number.
mode in a set of scores, values or numbers the mode is the one that occurs the most.
median a type of average which is the middle value of an ordered set of data values.
Data Landmark A part of a dot plot to remember
Created by: user-1846855
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