4. Reading pictographs
Common sense tells you that a pictograph must be some kind of....picture. Yes! A pictograph is basically a way to represent data with pictures that relate to the data. Let's look at this word problem that asks to interpret a pictograph.
11. Reading bar charts: comparing two sets of data
A bar chart is especially useful with comparing two sets of data. The difference in the bars give us a quick snapshot that allows us to draw some conclusions.
13. Reading bar charts: putting it together with central tendency
Let's combine some learning! Here we looking at bar charts and using the information to determine the measures of central tendency.
14. Reading line graphs
A line graph is another way to visually represent data, especially data that changes over time. They are extremely useful Let's take a look at this example.