BECC 107 Solved Assignment 2021-22 In English Medium , BECC 107 Solved Assignment 2021-22 , BECC 107 Assignment 2022 , FREE BECC 107 Assignment , IGNOU Assignments 2021-22- Gandhi National Open University had recently uploaded the assignments of this session for BDP/BA for the year 2021-22. Students are recommended to download their Assignments from this webpage itself. They don’t need to go anywhere else when everything regarding the Assignments are available during this text only.
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BECC 107 Solved Assignment 2021-22 In English Medium
Course Code: BECC-107
Assignment Code: ASST/BECC 107/ 2021-22
Total Marks: 100
Answer the following Descriptive Category Questions in about 500 words each. Each question carries 20 marks. Word limit does not apply in the case of numerical questions. 2 × 20 = 40
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.
Answer the following Middle Category Questions in about 250 words each. Each question carries 10 marks. Word limit does not apply in the case of numerical questions. 3 × 10 = 30
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.
Answer the following Short Category Questions. Each question carries 15 marks. 2 × 15 = 30
7) Write short notes on the following in about 100 words each:
(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 BECC 107 Solved Assignment 2021-22 In English Medium : Gandhi National Open University had recently updated this session of 2021-22 BDP/BA assignments on their official university website. we’ve made your work easy by making the solved assignments directly on one portal so as that students can easily get the solved assignments in one go. Students are advised to download their BDP/BA IGNOU Assignments from this webpage itself with none hassle.
GUIDELINES FOR BECC 107 Solved Assignment:-
You will find it useful to keep the following points in mind:
1) Planning: Read the assignments carefully, go through the Units on which they are based. Make some points regarding each question and then rearrange them in a logical order.
2) Organisation: Be a little selective and analytic before drawing up a rough outline of your answer. Give adequate attention to your introduction and conclusion. Make sure that your answer:
a) is logical and coherent;
b) has clear connections between sentences and paragraphs, and
c) is written correctly giving adequate consideration to your expression, style and
3) Presentation: Once you are satisfied with your answer, you can write down the final version for submission, writing each answer neatly and underlining the points you wish to emphasize. Make sure that the answer is within the stipulated word limit.
Please ensure the following before submitting your assignment :
1. Your enrolment number, name and address have been written correctly.
2. The title of the course and assignment number has been written clearly.
3. Each assignment on each course has been written on separate sheets and pinned properly.
4. All the questions in a particular section should be answered before attempting the next
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