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IGNOU EEC-13
- Elementary Statistical Methods and Survey Techniques,
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(July 2020 - January 2021)

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IGNOU EEC-13 July 2020 - January 2021 - Solved Assignment

Are you looking to download a PDF soft copy of the Solved Assignment EEC-13 - Elementary Statistical Methods and Survey Techniques? Then GullyBaba is the right place for you. We have the Assignment available in English and Hindi language.

This particular Assignment references the syllabus chosen for the subject of Economics, for the July 2020 - January 2021 session. The code for the assignment is EEC-13 and it is often used by students who are enrolled in the BA Degree.

Once students have paid for the Assignment, they can Instantly Download to their PC, Laptop or Mobile Devices in soft copy as a PDF format. After studying the contents of this Assignment, students will have a better grasp of the subject and will be able to prepare for their upcoming tests.

IGNOU EEC-13 (July 2021 - January 2022) Assignment Questions

A. Long Answer Questions

1. (a) What is a standard normal variable? What are its properties?
(b) Find out the area under the standard normal curve for each of the following (use z-table). Sketch each one of them.
(i) between z = 0 and z = 0.78
(ii) between z = – 0.56 and z = 0
(iii) between z = – 0.43 and z = 0.78
(iv) between z = 0.44 and z = 1.50
(v) to the right of z = – 1.33.

2. Bring out the distinction between sample survey and census. Describe the steps you would follow in collecting data though a sample survey. Prepare a small questionnaire for collection of income and expenditure levels of households.

B. Medium Answer Questions

3) a) The probability that Rajesh will score more than 90 marks in class test is 0.75. What is the probability that Rajesh will secure more than 90 marks in three out of four class tests?
b) Bring out the major properties of binomial distribution. Mention certain important uses of this distribution.

4) a) Fit a straight line (𝑌 = 𝑎 + 𝑏𝑋) to the following data. Compare the estimated values of the dependent variable with its actual values.

b) Define correlation coefficient. What are its properties?

5) What is a life table? Explain its uses and limitations.

C. Short Answer Questions

7) Write short notes on the following:
(a) Construction of consumer price index
(b) Age specific birth and death rates
(c) Sampling distribution

8) Differentiate between the following:
(a) Stratified random sampling and systematic random sampling
(b) Type I and Type II errors in hypothesis testing
(c) Statistic and parameter

IGNOU EEC-13 (July 2020 - January 2021) Assignment Questions

Answer all the questions.

A. Long Answer Questions

1. Distinguish between primary data and secondary data. What are the various methods to collect primary data? Discuss the steps that you would follow to collect primary data through a questionnaire.

2. What is meant by a time series? What are the various components of time series? Why do you need to eliminate seasonality from time series data?

B. Medium Answer Questions

3) What is a standard normal variable? Bring out its important characteristics.

4) A machine produces ball bearings with diameter of 2.5 inches. It is known that the standard deviation of the ball bearings is 0.005 inches. A sample of 100 ball bearings is selected and average diameter is found to 0.498 inches. Determine the 99 per cent confidence interval.

5) Draw the ‘less than’ and ‘more than’ ogives from the following data. Determine the median size of the companies.

6) What is an index number? What are the properties that a good index number should fulfil?

C. Short Answer Questions

7) Distinguish between simple random sampling and stratified random sampling.

8) Write short notes on the following:
(a) Multi-stage Sampling
(b) Age Specific Death Rate

IGNOU EEC-13 (July 2021 - January 2022) Assignment Questions

क) दीर्घ उत्तर प्रश्न

1. क) मानक प्रसामान्य चर क्या है? इसके गुणधर्म क्या हैं?
ख) निम्नलिखित में से प्रत्येक के मानक प्रसामान्य वक्र के नीचे का क्षेत्रफल ज्ञात कीजिए (z-सारणी के प्रयोग से) और इनमें से प्रत्येक का रेखाचित्र खिंचिए
(i) z = 0 और z = 0.78 के बीच
(ii) z = -0.56 और z = 0 के बीच
(iii) z = -0.43 और z = 0.78 के बीच
(iv) z =0.44 और z = 1.50 के बीच
(v) z = -1.33 के दायीं ओर

2. प्रतिदर्ष सर्वेक्षण और जनगणना का अंतर स्पष्ट कीजिए। प्रतिदर्ष सर्वेक्षण के माध्यम से आँकड़ें एकत्र करते समय आप किन बातों का अनुसरण करेंगे? वर्णन कीजिए और परिवारों के आय एवं व्यय स्तरों से संबंधित सूचना संग्रहण के लिए एक लघु प्रष्नावली तैयार कीजिए।

ख) मध्यम उत्तर प्रश्न

3. क) इस बात की प्रायिकता 0.75 है कि राजेष अपनी कक्षा परीक्षा में 90 से अधिक अंक प्राप्त करेगा। प्रायिकता क्या होगी कि राजेष को चार कक्षा परीक्षाओं में से तीन में 90 से अधिक अंक प्राप्त हों?
ख) द्विपद बटन के मुख्य गुणधर्मों पर प्रकाष डालिए। इस बंटन के कुछ खास महत्वपूर्ण उपयोगों का उल्लेख कीजिए।

4. क) निम्नलिखित आँकड़ों के लिए एक सीधी (Y = - bx) रेखा का आकलन कीजिए। पराश्रित चर के आकलित मानों की तुलना, इसके वास्तविक मानों से कीजिए।

ख) सहसंबंध गुणांक की परिभाषा दीजिए। इसके गुणधर्म कौन से हैं?

5. वय सारणी क्या है? इसके उपयोग एवं सीमाएं लिखिए।

ग) लघु उत्तर प्रश्न 

7. निम्नलिखित पर संक्षेप में नोट लिखिए:

क) उपभोक्ता मूल्य सूचकांक का निर्माण
ख) आयु विषिष्ट जन्म एवं मूत्यु दरें
ग) sampling distribution

8. अंतर स्पष्ट कीजिए:

क) स्तरित यादृच्छिक प्रतिचयन एवं क्रमबद्ध यादृच्छिक प्रतिचयन
ख) परिकल्पना परीक्षण में टाइप I और टाइप II त्रुटियाँ
ग) statistic and parameter

IGNOU EEC-13 (July 2020 - January 2021) Assignment Questions

EEC-13 Assignment Details

  • University IGNOU (Indira Gandhi National Open University)
  • Title Elementary Statistical Methods and Survey Techniques
  • Language(s) English and Hindi
  • Session July 2020 - January 2021
  • Code EEC-13
  • Subject Economics
  • Degree(s) BA
  • Course Core Courses (CC)
  • Author Gullybaba.com Panel
  • Publisher Gullybaba Publishing House Pvt. Ltd.

Assignment Submission End Date

The IGNOU open learning format requires students to submit study Assignments. Here is the final end date of the submission of this particular assignment according to the university calendar.

  • 15th July 2021 (if Enrolled in the July 2020 Session)
  • 30th Sept. 2021 (if Enrolled in the January 2021 Session).

Download Files & Sessions Details

Here are the PDF files that you can Download for this Assignment. You can pick the language of your choice and see other relevant information such as the Session, File Size and Format.

English Language

  • July 2021 - January 2022 16 Pages (0.00 ), PDF Format SKU: IGNGB-AS-BA-EEC13-EN-
  • July 2020 - January 2021 12 Pages (0.00 ), PDF Format SKU: IGNGB-AS-BA-EEC13-EN-

Hindi Language

  • July 2021 - January 2022 16 Pages (0.00 ), PDF Format SKU: IGNGB-AS-BA-EEC13-HI-
  • July 2020 - January 2021 14 Pages (0.00 ), PDF Format SKU: IGNGB-AS-BA-EEC13-HI-

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