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12. Data and Stats

statistical question A question which anticipates that there will be different answers in the data.
data distribution How data values are arranged.
outlier: An extreme value with few data points located near it.
mean The sum of values in a data set divided by the number of values
median The middle number in an ordered data set.
mode The data value that occurs most often in a data set.
range The difference between the greatest and least numbers in a set of data.
frequency table A table to organize data by showing the number of values that fell in particular groups.
histogram A graph that uses bars to show the frequency of equal ranges or groups of data.
box plot A diagram that shows a distribution of data values on a number line.
quartiles Values that divide a data set into four equal parts.
absolute deviation The distance between each data point and the mean.
interquartile range A measure of variability that is the difference between the third quartile and the first quartile.
mean absolute deviation The mean of the absolute deviation of a set of data.
Created by: KHenik