Bertical Line Charts And Frequency Polygons Flashcards
1
Q
What is a vertical line chart
A
A bar chat but with lines
2
Q
What do vertical line charts show
A
Frequency distributions for discrete data
3
Q
What does frequency polygon use
A
The midpoint of each class
4
Q
What kind of data are frequency polygons drawn from
A
Continuous data that is grouped
5
Q
Do you use curved or straight lines for frequency polygons
A
Straight lines
6
Q
What is the difference between open and closed frequency polygons
A
Closed have lines to the x axis
7
Q
What does the shape of the frequency polygon tell you
A
The distribution of the data
