Visual Display of Infromation in DV

Definition

• Visual display of information means presenting data in graphical or visual form so that it is easy to understand and analyze.

Characteristics

• Visual displays such as text, tables, graphs, bars, lines, and areas help present data clearly. Tableau provides various chart types like bar charts, line charts, pie charts, scatter plots, heatmaps, and Gantt charts to analyze and interpret data effectively.

Types of Visual Displays

• Simple Text
  • In this, the data is shown in plain text format.
  •  For example: Total Sales = ₹50,000.
• Tables
  • In this, the data is arranged in rows and columns.
  • It is useful for detailed numerical information.
• Graphs
  • Graphs visually represent numerical data to show trends and comparisons.
• Points
  • It is used to represent individual data values in charts like scatter plots.
• Lines
  • It is used to show trends over time.
  • It is common in line graphs.
• Bars
  • Rectangular bars are used to compare different categories.
• Area
  • Area charts fill the space below a line to show quantity over time.

Tableau Charts & Graphs

Tableau provides various chart types for data visualization:

• Bar Chart
  • It is used to compare categories using rectangular bars.
• Line Chart
  • It is used to show trends over time or continuous data.
• Pie Chart
  • It is used to show the percentage distribution of categories.
• Bubble Chart
  • It uses circles of different sizes to represent values.
• Bump Chart
  • It shows ranking changes over time.
• Gantt Chart
  • It is used to show project timelines and task durations.
• Crosstab
  • It is similar to a table; displays detailed numerical data in rows and columns.
• Motion Chart
  • It shows how data changes over time using animation.
• Scatter Plot
  • It shows the relationship between two numerical variables using points.
• Heatmap
  • It uses color intensity to represent data values.
• Waterfall Chart
  • It shows the cumulative effect of positive and negative values.