KINDLY REFER TO CHAPTER 5 A & B OF THE COMPREHENSIVE VIDEO LECTURES AND READ UP THE TOPICS BELOW BEFORE YOU ATTEMPT THE QUESTIONS THAT FOLLOW.

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1 KINDLY REFER TO CHAPTER 5 A & B OF THE COMPREHENSIVE VIDEO LECTURES AND READ UP THE TOPICS BELOW BEFORE YOU ATTEMPT THE QUESTIONS THAT FOLLOW. THANKS CIS QT LEVEL 1 WEEK 6 TOPIC: DATA AND SAMPLING THEORY OBJECTIVE QUESTIONS 1. The information that is further subjected to statistical analysis is a) Data b) Processed information c) 2. The major difference between data and information is that data are processed while information is not a) True b) False c) Undecided d) Ambiguous 3. The two types of data are STARRY GOLD ACADEMY , , info@starrygoldacademy.com, Page 1

2 a) Secondary and tertiary b) Primary and tertiary b) Primary and secondary d) Undecided 4. The data that is collected by the researcher himself is a) Primary data b) Secondary data 5. The data collected or obtained from other sources for research purposes is a) Primary data b) Secondary data 6. The method of data collection that involves eliciting information from respondents in a questionable form is a) Interview b) Questionnaire c) Direct observation c) Focus group discussion 7. One of the following is a disadvantage of interview except (a) The method is time consuming STARRY GOLD ACADEMY , , info@starrygoldacademy.com, Page 2

3 (b) It is relatively expensive due to distance (c) It is liable to interviewer s bias. d) It can be easily carried out on phone 8. The cheapest and commonest method of data collection is a) Interview b) Questionnaire c) Direct observation d) Focus group discussion 9. Which of the following is true with respect to the nature of statistics? A. Descriptive statistics is the process of summarizing large quantities of data. B. Statistics refers to parameters that are specific to a population. C. Statistical inference is a form of regression analysis. D. Sample size should have no impact on the accuracy of statistical findings. STARRY GOLD ACADEMY , , info@starrygoldacademy.com, Page 3

4 10. The population list from where representative sample can be drawn is known as: A. Population frame. B. Sampling frame. C. Population fraction. D. Sample distribution. 11. The graph of Time series data plotted against interval period is known as: A. Line graph. B. Ghant chart. C. Scatter diagram. D. Histogram. STARRY GOLD ACADEMY , , Page 4

5 12. The difference between sample statistic and population parameter being estimated is known as: A. Systematic error. B. Type I error. C. Sampling error. D. Type II error. 13. Any numerical value or information that describes a characteristic of a population is A. Statistic. B. Parameter. STARRY GOLD ACADEMY , , info@starrygoldacademy.com, Page 5

6 C. Population. D. Sample 14. All the following are statistical methods of presenting data except A. Bar chart B. Pie chart C. Histogram D. Lorenz curve 15. A simple random sample is a sample drawn in such a way that each member of the population has: A. An equal chance of being selected in the sample. B. A 1% chance of being included in the sample. C. A 100% chance of being included in the sample. D. Some chance of being selected in the sample. 16. Primary data obtained directly from the respondents are referred to as data. STARRY GOLD ACADEMY , , info@starrygoldacademy.com, Page 6

7 17. Which of the following is/are qualities of a good questionnaire? I. Each question in the questionnaire must be precise and unambiguous. II. Avoidance of leading questions in the questionnaire III. A questionnaire must be lengthy in order to accommodate many questions. A. I only B. I and II C. I and III D. II and III E. I, II and III 18. The statistical tools that consider the use of all data during computation are? A. Mean and median B. Mean and mode C. Mean and standard deviation D. Range and standard deviation STARRY GOLD ACADEMY , , info@starrygoldacademy.com, Page 7

8 19. Which of the following is NOT an advantage of primary data? A. It produces the desired information in detail B. The degree of bias can be reduced with quality control procedures C. The magnitude of sampling error and the nature of the non-sampling error are known and can be described D. Primary data are more correct and reliable than secondary data E. The use of primary data will reduce cost (in terms of money and resources) 20.. Which of the following is NOT an example of probability random sampling? A. Cluster B. Stratified C. Multistage D. Systematic E. Judgement STARRY GOLD ACADEMY , , Page 8

9 21. Appropriate test to use when testing the significance of differences between three or more sampling means is A. Sampling theory B. Analysis of variance C. Chi square test D. Binomial test. 22. The expectation of the sample mean is the In a sample of five measurements, the diameter of a sphere was recorded by a researcher as 5.22, 5.23, 5.24, 5.25 and The unbiased estimate of the true mean is A B C D E STARRY GOLD ACADEMY , , info@starrygoldacademy.com, Page 9

10 24. The population of participants in a World Accountants Conference was 12,847 and it was approximated to 13,000 by one of the organizers. Calculate the relative error corrected to three significant figures. A B C D E What is the difference between estimate and an estimator? 26. The difference between a sample statistic and its corresponding population parameter is called Efficiency of a test-statistic can be measured in terms of A. Precision B.Standard error C. Critical value D. Variance E. Coefficient of variation 28. A list containing all the possible outcomes of a random experiment is called... STARRY GOLD ACADEMY , , info@starrygoldacademy.com, Page 10

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