No. That would be a histogram.
yes
yes
Yes, you could use a picture graph to show patterns over time.
yes
Both bar graphs and picture graphs show statistics (data) in a visual (graphic) form.
yes
These graphs CAN show you patterns over time as long as one of your axes shows time (usually the x axis). However it is easier to see trends over time if you use a line graph, and this is more common.
no that would be a line graph...the ones they use for stocks
Picture Graphs, or Pictographs are used to show the number of items in specific categories using symbols to represent a quantity.
data pictures are graphs.
line graphs show a change over time
They both show a set of data. Line graphs show data over time. Pie graphs show percentages in data.