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Module 10 Vocab

QuestionAnswer
Average The sum of two or more quantities divided by the number of quantities; the mean.
Box Plot A diagram that is constructed using five values.
Cluster Data that are grouped closely together.
Distribution The arrangement of data values.
Dot Plot A diagram that shows the frequency of data on a number line. Also known as a line plot.
First Quartile The first quartile is the median of the data values less than the median.
Gap An empty space or interval in a set of data.
Histogram A type of bar graph used to display numerical data that have been organized into equal intervals.
Interquartile Range (IQR) A measure of variation in a set of numerical data, the interquartile range is the distance between the first and third quartiles of the data set.
Mean The sum of numbers in a set of data divided by the number of pieces of data.
Mean Absolute Deviation A measure of variation in a set of numerical data, computed by adding the distances between each data value and the mean, then dividing by the number of data values.
Measures Of Center Numbers that are used to describe the center of a data set. These measures include the mean and median.
Measures Of Variation A measure that is used to describe the variability, or spread, of a data set.
Median A measure of center in a set of numerical data. The median of a list of values is the value appearing at the center of a sorted version of the list, or the mean of the two central values, if the list contains an even number of values.
Outlier A value that is much greater than or much less than the other values in a set of data.
Peak The most frequently occurring value in a line plot.
Quartiles Values that divide a data set into four equal parts.
Range The difference between the greatest number and the least number in a set of data.
Second Quartile Another name for the median, or the center of a set of numerical data.
Statistical Question A question that anticipates and accounts for a variety of answers.
Statistics Collecting, organizing, and interpreting data.
Symmetric Distribution Data that are evenly distributed.
Third Quartile The third quartile is the median of the data values greater than the median.
Created by: 29lucgif
 

 



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