NPTEL Python for Data Science Week 0 Assignment 0 Answers

Assignment 0

Due date: 2020-09-14, 23:59 IST. : This assignment is only for practice purpose and it will not be counted towards the Final score

Types of questions:

  • MCQs – Multiple Choice Questions (a question has only one correct answer)
  • MSQs – 

o Multiple Select Questions (a question can have two, three or four correct options)
o In this case, equal weightage must be given to all options


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

Answer:- 7/8

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?

Answer:- Bar plot

Question 3. Calculate the median for the given set of values

Answer – 12

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.


I. Preprocessing the data

II. Preparing questionnaire

III. Analysis of the data

IV. Collection of data 

Answer:-II, IV, I, III

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

Answer:- 0.25

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

Answer:- P(A∩B) =0


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__

Answer:- 8

Question. 9 – The average value of the Data is__

Answer:- 4.71

Question. 10 – Which of the following(s) is/are a part of data science? 

Answer:-All of the above

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

Answer:- (1) R & (2) Python

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

Answer:- 7/8

Question. 13. – A dice is rolled twice. What is the probability of getting sum 9? 

Answer:- 1/9

Question. 14. – Which of the following is a parameter in statistics?

 Answer:- A population characteristic

Question. 15. – Which of the following divides the number of data points into four quarters?

 Answer:- Quartiles

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