DADS304 VISUALIZATION

Description

SESSION	February – March 2024
PROGRAM	MASTER OF BUSINESS ADMINISTRATION (MBA)
SEMESTER	III
course CODE & NAME	DADS304 Visualization
CREDITS	04
nUMBER OF ASSIGNMENTS & Marks	02 30 MARKS EACH

 

 

Assignment Set – 1^ST

Questions

1. What are the various types of Visualization?

Ans:

Visualization is a powerful tool for representing data and information in a graphical format to enhance understanding and communication. Different types of visualizations are suited for different types of data and analysis purposes.

Here’s a comprehensive overview of various types of visualizations:-

1. Charts

• Bar Chart:
  • Purpose: Compares quantities across different categories.
  • Example: Sales figures for different products.
• Column Chart:
  • Purpose:

 

 

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2. What is the ggplot2 package in r? Elaborate.

Ans:

The ggplot2 package in R is a powerful and versatile tool for creating a wide variety of static graphics and visualizations. It is based on the “Grammar of Graphics,” a framework for describing and building graphs in a structured way. Developed by Hadley Wickham, ggplot2 is one of the most popular packages in R for data visualization due to its flexibility, ease of use, and comprehensive set

 

3. What are Shiny Dashboards in r?

Ans:

Shiny Dashboards in R refer to interactive web applications built using the Shiny package combined with the shiny dashboard package. These dashboards provide a powerful way to create interactive and user-friendly data visualizations and applications directly from R. They are especially useful for building data-driven applications and presenting data insights in a dynamic, interactive

 

 

 

Assignment Set – 2^ND

Questions

4. Differentiate between Slicer and Filter.

Ans: Slicers and Filters are both used to control and refine the data displayed in visualizations or dashboards, but they function differently and are used in different contexts.

Here’s a detailed comparison of the two:-

Slicers

Definition:

• A slicer is a visual tool used in dashboards and reports to filter data interactively. It is typically used in
•  

 

5. Write Short Notes on:
6. a) Calculated Field
7. b) Drill Down
8. c) Storyboard in Tableau
9. d) DAX Function in Power BI

Ans:

Here’s a concise overview of each of the terms:

1. a) Calculated Field

Definition: A calculated field is a feature in data visualization and business intelligence tools that allows users to create new data fields by performing calculations on existing data fields within a dataset.

Characteristics:

• Dynamic

 

 

6. How does Visualization support businesses? Explain.

Ans:

Visualization supports businesses in multiple ways, providing critical insights and facilitating decision-making through clear, graphical representations of data.

Here’s how visualization contributes to business success:

1. Enhanced Data Understanding

• Simplification of Complex Data: Customer Insights: Visualizations of customer demographics, purchasing behavior, and feedback trends assist in refining marketing strategies and improving customer experiences.

1. Operational Efficiency: Dashboards visualizing