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Home Forums Assignment NPTEL_ Python for Data Science Unit 2 – Week 0, Assignment 0 By Prof. Ragunathan Rengasamy, IIT Madras

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Abhishek Tyagi
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Question 1- A coin is thrown 3 times. What is the probability of getting at least one head?

Question 2- Few computer rooms in the school are denoted by the letters A to C. Staff records the number of classes held in each room during the first term. What kind of graph would be appropriate to present the frequency distributions of these data?

Question 3- Calculate the median for the given set of values [16, 1, 8, 7, 20, 22]?

Question 4- Which of the following statement(s) is/are TRUE with respect to data?
Answer- Data will contain both qualitative and quantitative variables

Question 5- The steps involved in data analytics are given in random order. Order the steps correctly.
1-Preprocessing the data, 2- Preparing questionnaire, 3- Analysis of the data, 4- Collection of data
Answer- 2, 4, 1, 3 .

Question 6- Two dice are rolled simultaneously, what is the probability that the product of two numbers obtained is an odd number?

Question 7- If A and B are two mutually exclusive events, which of the following expressions is correct?

Using the sample data, Data= (1, 5, 8, 9, 5, 2, 3) answer the following questions 8 & 9
Question 8- The range value for the Data is__

Question 9- The average value of the Data is__

Question 10- Which of the following(s) is/are a part of data science?
Answer- All of the above (Data visualization, Data exploration, Data cleaning)

Question 11- Which of the following programming language(s) is/are popularly used for data science?

Question 12- Three unbiased coins are tossed. What is the probability of getting at most two heads?