graphs Flashcards
1
Q
circle graph
A
% * 360 = degree of sector
2
Q
pictograph
A
graph in which pictures or symbols are used
comparisons made easily
3
Q
bar graph
A
can appear with vertical bars or horizontal bars
used for greater accuracy
4
Q
histogram
A
a special bar graph width of each bar represents a range of #s called class interval; height of each bar corresponds to how many times a # in the class interval occurs and called class frequency
5
Q
line graph
A
common way to display info
can be used to visualize relationships between two quantities