Chpt 2: Displaying Data Flashcards

1
Q

What are the two types of data analysis?

A

Exploratory, which aims to find the story of the data
Explanatory, which aims to share the story of the data

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2
Q

What are the four rules for making a good plot?

A
  1. Show the data
  2. Make patterns easy to see
  3. Display magnitudes honestly
  4. Draw graphics clearly
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3
Q

What types of graphs should be used for one categorical variable?

A

Bar plots and tables

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4
Q

What types of graphs should be used for one numerical variable?

A

Histograms, density plots, and cumulative frequency distributions

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5
Q

What types of graphs should be used for two categorical variables?

A

Bar plots, contingency tables, and mosaic plots

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6
Q

What types of graphs should be used for one numerical variable and one categorical variable?

A

Multiple histograms, strip charts, and box plots

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7
Q

What types of graphs should be used for two numerical variables and beyond?

A

Scatter plots and small multiples

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8
Q

What are the different shapes a histogram can take?

A

Bell shaped, bimodal, skewed, and uniform

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