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Data & Statistics


probability the chance of something happening
data information
statistics information that has been collected
graphs visual representation of information
pie graph a circular graph
pictograph a graph made of pictures or images
line graph a graph that joins dot points to make a line
dot plot a graph which uses dots to show information
column graph a graph that has information presented vertically
bar graph a graph that has information presented horizontally
venn diagram information shared across 2 or 3 linked circles
stem & leaf plot a table where information is split into a "stem" (the first digit or digits) and a "leaf" (usually the last digit).
2 way table a table that has 2 or more sets of information
x axis the line that goes across ( horizontal)
y axis the line that goes up and down ( vertical)
mean the average of all values- add all numbers and divide by that many numbers
median the number in the middle of ordered numbers
mode the number that occurs the most
range the difference between the biggest and smallest numbers
frequency table a table that shows the number of things
tally a way of counting things using stikes/lines
total the whole amount
Created by: nicolenixon