All about graphs. 1111 2222 3333 4444 5555 collection of information Data.

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Presentation transcript:

All about graphs

collection of information Data

A graph that shows data by using picture symbols Pictograph

Census

Sample

Mode

Bar graph

Histogram

Frequency

Bar graph

Type of graph that would be appropriate to display the numbers of girls and the numbers of boys who use the playground each day for one week? Double bar graph

Line graph

Between which two years was the greatest percent change in left handed students

Graph that best represents this data Double line graph Tem ˚C SMTuWThFS in two cities Toronto in Oct Montreal

True

Time scale e.g. minutes, days, months or years

Type of graph useful for comparing parts of a whole Circle graph

Sarah would use this graph to show what part of her total allowance she spends on clothes, entertainment, books,and other categories Circle graph

A local school survey indicated favorite ice cream flavours for the grade 8 students. According to the graph the favorite flavour Vanilla

If 40 students like vanilla flavour the best, the number students surveyed 80 students

Favorite colors of grade 8 students are shown in this circle graph. Ten students had red as their favorite color. Number of students surveyed 40