To compare data from different sources.
A Bar Graph
Any kind of graph can be used. It depends on the nature of the data, the type of comparison and the preferences of the person writing up the results.
You can compare two different data sets on the same chart.
frequency table
They are used for when each data group contains two different sets of frequency data. A double bar graph is used to compare both between and within data groups
Any graph can be used for such a purpose.
To compare data from different sources.
A bar graph shows categorical data represented by rectangular bars. Each bar represents a different category and the height of the bar represents the frequency or amount associated with that category. It is commonly used to compare and display data in categories or groups.
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A Bar Graph
Circle graphs, or pie charts compare the percentage of different things.
A bar graph uses vertical bars to display data. Each bar represents a category or group, and the height of the bar represents the value or frequency of that category. This type of graph is commonly used to compare and visualize data across different groups or categories.
Bar graph :)
Any kind of graph can be used. It depends on the nature of the data, the type of comparison and the preferences of the person writing up the results.
The bars in a graph represent the data values for different categories or groups being compared. The height or length of each bar indicates the magnitude of the data for that category.
You can compare two different data sets on the same chart.