It could be said that some of their ancestors were the first Europeans to discover North America in 1000 AD (see Leif Ericson). Other Normans came to Canada from countries that they had immigrated to after the Edit de Nantes had been revoked in 1685.
Can a circle graph be used to display data from a histogram? What type of data can line graphs display? Line graphs are used to display data to show how one variable (the  Responding variable) changes in response to another variable (the  Manipulated variable). Making the world better, one answer at a time.
Which Graph to Use. Now decide which type of graph would be best to show the relationship between the cost of fighting emergency fires and the year in which the fires occurred. The four types of graphs, you should recall, are bar graph, pie chart, line graph and scatter plot. You decide - remember what each of the four types of graphs are best at showing: Bar graph - compares items and relationships - a groups of things you want to compare.