Mean - The average. Add up all the values and divide by the number of values in the set., Median - To calculate, order the data from least to greatest. Then find the middle data value., Range - The difference between the highest value and the lowest value, Data - a group of facts, Survey - A tool used to gather information from people., Average - A summary of data, found by adding all the data values and dividing by the number of numbers., Mode - The number that occurs most frequently. There can be 1, or none, or more than 1., Histogram - a type of bar graph that displays data using intervals or ranges., Oulier - A value that is much less or much greater than the median., Relative frequency table - A table that shows the percent of time each piece of data or group of data occurs, Dot plot - A graph that records each piece of data on a number line, usually as a dot or an "x"., Bar graph - A graph that displays categorical data., IQR or Interquartile Range - Can be determined by finding the difference between Q1 and Q3, 25 Percent - The percentage of each section of a Box Plot., Stem & Leaf - A data display that shows the largest place value as "stems" and the least place value as the "leaves".  ,

Unit 10 Vocabulary Data Analysis

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