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Title Name | ignou EEC 13 solved assignment 2023 2024 |
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Type | Soft Copy (E-Assignment) .pdf |
University | IGNOU |
Degree | BACHELOR DEGREE PROGRAMMES |
Course Code | BDP |
Course Name | Bachelor Degree Programmes |
Subject Code | EEC 13 |
Subject Name | Elementary Statistical Methods and Survey Techniques |
Year | 2023 2024 |
Session | - |
Language | English Medium |
Assignment Code | EEC-013/Assignmentt-1//2023-24 |
Product Description | Assignment of BDP (Bachelor Degree Programmes) 2023-24. Latest EEC 013 2023-24 Solved Assignment Solutions |
Last Date of IGNOU Assignment Submission | Last Date of Submission of IGNOU EEC-013 (BDP) 2023-24 Assignment is for January 2023 Session: 30th September, 2023 (for December 2023 Term End Exam). Semester Wise January 2023 Session: 30th March, 2024 (for June 2024 Term End Exam). July 2023 Session: 30th September, 2023 (for December 2023 Term End Exam). |
Assignment Code | EEC 13/2023 2024 |
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Ques 1.
(a) Calculate mean, median and mode from the following data.
Class Interval | Frequency |
3-4 | 3 |
4-5 | 7 |
5-6 | 22 |
6-7 | 60 |
7-8 | 85 |
8-9 | 32 |
9-10 | 8 |
(b) Calculate the coefficient of variation from the data given above.
Ques 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.
Ques 3.
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?
Ques 4.
Bring out the major properties of binomial distribution. Mention certain important uses of this distribution.
Ques 5.
a) Fit a straight line (Y = a + bX ) to the following data. Compare the estimated values of the dependent variable with its actual values.
X 5 8 10 12 13 15 17 16
Y 8 12 14 10 13 16 14 17
X | 5 | 8 | 10 | 12 | 13 | 15 | 17 | 16 |
Y | 8 | 12 | 14 | 10 | 13 | 16 | 14 | 17 |
b) Define correlation coefficient. What are its properties?
Ques 6.
What is a life table? Explain its uses and limitations.
Ques 7.
Bayes’ theorem of probability
Ques 8.
Age specific birth and death rates
Ques 9.
Measurement of skewness
Ques 10.
Simple random sampling and Stratified random sampling
Ques 11.
Type I and Type II errors in hypothesis testing
Ques 12.
Estimator and Estimate
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