# NPTEL Data Analytics with Python Assignment 3 Answers 2022

Are you looking for the Answers to NPTEL Data Analytics with Python Assignment 3? This article will help you with the answer to the National Programme on Technology Enhanced Learning (NPTEL) Course “NPTEL Data Analytics with Python Assignment 3 ”. So read the complete article carefully.

## What is Data Analytics with Python?

Data Analytics with Python is a fun-filled whirlwind tour of 30 hrs, covering everything you need to know to fall in love with the most sought-after skill of the 21st century. This course includes examples of analytics in a wide variety of industries, and we hope that students will learn how you can use analytics in their careers and life. One of the most important aspects of this course is that you, the student, are getting hands-on experience creating analytics models; we, the course team, urge you to participate in the discussion forums and to use all the tools available to you while you are in the course!

## CRITERIA TO GET A CERTIFICATE

Average assignment score = 25% of the average of best 8 assignments out of the total 12 assignments given in the course.
Exam score = 75% of the proctored certification exam score out of 100

Final score = Average assignment score + Exam score

YOU WILL BE ELIGIBLE FOR A CERTIFICATE ONLY IF THE AVERAGE ASSIGNMENT SCORE >=10/25 AND EXAM SCORE >= 30/75. If one of the 2 criteria is not met, you will not get the certificate even if the Final score >= 40/100.

Below you can find the answers for NPTEL Data Analytics with Python Assignment 3

## NPTEL Data Analytics with Python Assignment 3 Answers 2022:-

Q1. Statement: The specific value of a random variable is called estimator

Q2. If the true proportion of customers who are below 20 years is P=0.35, what is the probability that a sample size 100 yields a sample proportion between 0.3 to 0.4

Q3. Stratified random sampling is a method of selecting a sample in which

Q4. Statement: A population is a set of all items or individual of interest

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Q5. A question paper contains 90 multiple choice questions. There are 4 alternative answers (A, B, C or D) out of which only one is correct. Mr X answers these questions randomly (i.e. without preparation). What is the probability that X gets a score of at least 10 marks?

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Q6. On an average 5 % items supplied by manufacturer X are defectives. If a batch of 10 items is inspected: what is the probability that 2 items are defective

Q7. A car distributor in city Y experiences on an average 2.5 car sales per day. Find the probability that on a randomly selected day, they will sell 5 car:

Q8. A car distributor in city Y experiences on an average 2.5 car sales per day. Find the probability that on a randomly selected day, they will sell no car:

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Q9. A random sample of 100 people shows that 25 of them are females and rest are males. Form a 95% confidence interval for the true proportion of females. The lower limit of this interval will be:

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Q10. A random sample of 100 people shows that 25 of them are females and rest are males. Form a 95% confidence interval for the true proportion of females. The upper limit of this interval will be: