### Questions with Hints to Answer the Assignment

Q1. Your favorite team Garuda is in the final season of Indian Premier League. Raj Kaul, an expert has assigned a probability of 60% that Garuda will win based on his study of the current scenario. Past records indicate that when teams win the championship, they win the first game of the series 70% of the time. When they lose the series, they win the first game 25% of the time. The first game is over; your team has lost. What is the probability that it will win the series?

Note:

*Probability Tree Diagram is required in this question. You are advised to draw the

diagram in Word, PowerPoint etc.

**Tip : Draw Your Ans in Word And PPT**

**Answer – This question is related to chapter 4 (name: Probability) from the Book Decision Science of NMIMS.**

**• Introduction Probability**

**• Structure of Probability**

**• Probability Tree Diagram**

**• Explain about conditional Probability**

**• Solve the numerical mentioned in question.**

**(Draw the diagram)**

*Do not draw the diagram manually, handwritten/ snapshots are not allowed.

(10 Marks)

Q2. Run Regression Analysis based on the given Data.

1. Calculate the Line of regression Y on X (Don’t use Excel, calculate manually)

2. What is b1 telling you about the relationship?

Shivani Raje is making Kakhra and selling online via e-commerce websites. Recently

she is looking for some insights for improvising the quality of her product. She thought

of survey, she asked her recent customers about the quality of the product and their

satisfaction level towards the same. Her scale is 1 to 5. Higher the score higher the

satisfaction/ quality and lower score value indicates lower level of satisfaction and poor quality.

Note: You are advised to calculate manually, do not use software.

(10 Marks)

**Answer – This question is related to chapter 7 (name: Correlation and Simple Regression Analysis) from the Book Decision Science of NMIMS.**

**• Introduction to Simple Linear Regression**

**• Explain Equation Of Linear Regression**

**• Solve the numerical mentioned in the question.**

Q3. a. Calculate the Relative Frequency based on the following Data and using ‘Relative frequency’ discuss the data by choosing appropriate graph.

Data: District wise Micro, Small and Medium Enterprises

Note:

* You may use EXCEL, Tableau, Power BI Etc. for creating Graph.

* You are allowed to copy graph only, make sure you follow the general instructions

for writing assignment.

(5 Marks)

**Answer – This question is related to chapter 2 (name: Charts and Graphs) from the Book Decision Science of NMIMS.**

**• Give brief about Relative Frequency**

**• Solve the numerical mentioned in the question.**

**(Use Excel for Calculation)**

3. b

1. Analyze the following data and show the top 2 districts using Bar chart.

2. Calculate the median and provide the list of districts above median value.

Note: You are advised to calculate manually, do not use software.

(5 Marks)

**Answer – This question is related to chapter 2 and Chapter 3 (name: Charts and Graphs & Descriptive Statistic) from the Book Decision Science of NMIMS.**

**• Explain about Bar Graphs**

**• Draw Bar Graphs as per the question**

**• Give brief about Median**

**• Solve the question and specify value above Median.**

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