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representing categorical data (students prior knowledge (case-value plots,…
representing categorical data
students prior knowledge
case-value plots
writing one number to represent the total number of data item for each category
writing specific responses repeatedly
writing numerals to record their counting or data items
using tally marks
using and interpreting data
considerations
complexity
data set
number of categories
type of data
spread
variation
order of exposure
physical objects
pictures
multi-link cubes
abstract
technology ??
Grouping
attributes
shape
color
size
thickness
venn diagrams
Tables
display type
organizational tool
Graphs
case-value plots
raw data
bar graphs
tallied data
function of the axis depends
pie charts
frequency table
Translating data from one representation to the next