Ignou student zone_ISZ

   IMPORTANT QUESTIONS ECO 07 1. Explain briefly the steps involved in statistical survey starting from defining the problem to writing the report. 2. A. Explain various parts of a statistical table. B. State the guidelines that should be kept in mind while preparing diagrams. 3. What are the main source of secondary data? What precautions should you observed in making use of secondary data? 4. A. Distinguish between biased and unbiased errors. Discuss the methods of estimating the errors both absolutely and relatively. B. What is class interval? How do you determine the magnitude of the class interval and class limit? 5. Write short notes on the following: Tabulation False base line Objective of classification Distrust of statistics Multivariate frequency distribution Secondary data Primary data Statistics Lorenz curve Sampling Law of statistical regularity Non random sampling Random sampling Stratified sampling Statistical error Personal interviewing Non probability sampling...

IMPORTANT QUESTIONS ECO 07 1. Write a short note on : Pie Chart Histogram Law of statistical Regularity Multivariate Frequency Distribution Tabulation False Base Line Distrust Statistics Personal interveiwing 2 a) Explain various parts of statistical table. b) State briefly the objectives of classifications. 3 a) Explain the method of Karl Pearson's co-efficient of Skweness. b) State the guidelines that should be kept in mind while preparing diagram. 4. What is class interval? How do you determine the magnitude of the class intervals and class limits? 5. What do you mean by non random sampling, random sampling, and stratified sampling? Explain with the help of suitable examples. 6. Explain the steps involved in a statistical survey starting from 'defining the problem' to  'writing the report'.  7. What are the main sources of secondary data? What precautions should be observed in making use o...