Graphs for categorical variables

The values of a categorical variable are labels for the categories, such as “female” and “male"
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statistics
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Questions #: 10
Time: 10 minutes
Pass Score: 80.0%
Style
Mode

Boys under 16

We can label boys under 16 and older than 12 as "teenagers" and consider it as a categorical variable

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Explanation

The distribution of a categorical variable

The distribution of a categorical variable lists the categories and gives either the count or the (1) transparent of individuals who fall in each category

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percent
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Pie graph vs bar graph

Allocate graphs to the the right types

Pie Graph Bar Graph
(1) transparent (2) transparent

 

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A pie graph does not require to include all parts that make up a whole

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Bachelor's slice in the below pie graph is moved out because

 

pie_graph.png

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Bar graphs are generally easier to read and are more flexible than pie graphs

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A pie chart can be used to compare all students in a college who are majoring in biology, political science, and business

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What percent of young adults have either an associate degree or a bachelor’s degree?

(Fill in numbers only)

pie_graph.png

Missing
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The percentage of students who did not have a high school degree is higher than those who took a bachelor degree?

bar_graph.png

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Bar graphs and pie charts help grasp distribution knowledge quickly and they are widely used in data analysis as well

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sin-1 cos-1 tan-1 π e
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y√x 3√x √x ln log
( ) 1/x % n!
7 8 9 + MS
4 5 6 – M+
1 2 3 × M-
0 . EXP ÷ MR
± RND C = MC

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