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Every graph must have a key. Keys are to show which bit of the graph represent which data and what values are shown by the location or size or colour of the graph.
Elmer Yost
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Why does a pictograph and a double-bar graph have a key?
Every graph must have a key. Keys are to show which bit of the graph represent which data and what values are shown by the location or size or colour of the graph.
What is the difference between a double bar graph and a bar graph?
The difference between a bar graph and a double bar graph is...... A bar graph displays one set of data, and a double bar graph compares two different sets of information/data.So should have a key.
Why does a double-bar graph have a key?
Without it you would not know which bars refer to which datasets.
What is the purpose of key for double-bar graph?
To Tell whether which is which. For example let's say you have a red bar and blue bar, how are people going to know which is which? So that's the purpose of the key.
Explain how you chose a key from pictograph?
explain how to chose a key from pictograph
What part of a graph tells you what a line and bar graph repesent?
It is the legend or key.
What is the purpose of the key in a bar graph?
The graph key is to make sure everyone understands what things mean, like a map key
What are the importance of pictograph?
the key
What is the purpose of the key in a pictograph?
true
What is the purpose of a key in a pictograph?
true
When can you use a key in a bar graph?
no, that's why you label each side as you go.
What is the important part of a pictograph?
the key
