This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Data Interpretation > Statistics – Quiz 16 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Statistics Quiz 16 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. To find the average of a set of numbers, add up all the items and divide by ..... A) The maximum. B) 2. C) The number of items. D) The minimum. Show Answer Correct Answer: C) The number of items. 2. What are characteristics that are defined by a number, such as age or weight? A) Inferential statistics. B) Categorical variables. C) Descriptive statistics. D) Numerical variables. Show Answer Correct Answer: D) Numerical variables. 3. Identify the outlier (what number doesn't belong) for the given data? 23, 34, 27, 7, 30, 26, 28, 31, 34 A) 34. B) 31. C) 23. D) 7. Show Answer Correct Answer: D) 7. 4. Measure of dispersion is used to determine A) Relationship between the variables. B) A common value of the distribution. C) Variability in the distribution. D) Significance difference. Show Answer Correct Answer: C) Variability in the distribution. 5. Which of these shapes is the symmetrical and bell-shaped distribution of a random variable? A) Pie graph. B) Circle. C) Normal curve. D) Line graph. Show Answer Correct Answer: C) Normal curve. 6. In a certain community, 30% of households have 1 child, 43% have 2 children, and 27% have 3 children. If a household is selected at random, what is the expected number of children in that household? HINT:It may be helpful to make a probability distribution table. A) 1.97. B) 1.27. C) 2.13. D) 2.00. Show Answer Correct Answer: A) 1.97. 7. If the entire population is surveyed, the type of survey is a/an: A) Stratified Sampling. B) Random Sampling. C) Population Sampling. D) Census. Show Answer Correct Answer: D) Census. 8. What percentage of scores falls within 3 standard deviations of the mean? A) 99.7%. B) 34%. C) 68%. D) 95%. Show Answer Correct Answer: A) 99.7%. 9. A school principal wants to see which subject the 845 students in his school liked best.Which choice best represents a parameter? A) 700 of the 845 students prefer math. B) 845 students. C) 120 students surveyed. D) 100 of the 120 students surveyed prefer math. Show Answer Correct Answer: A) 700 of the 845 students prefer math. 10. What is a population? A) A tool used to collect statistical data. B) Statistics collected from an entire population. C) All the people or objects on which data is collected. D) A group chosen from a population. Show Answer Correct Answer: C) All the people or objects on which data is collected. 11. If every individual in a population has the same chance of being included in a sample, the sample is a(n) ..... sample. A) Biased Sample. B) Convenience Sample. C) Random Sample. D) Stratified Sample. Show Answer Correct Answer: C) Random Sample. 12. The most frequently occurring score(s) in a distribution. A) Median. B) Mean. C) Mode. D) Range. Show Answer Correct Answer: C) Mode. 13. Given the following data:1, 2, 3, 4, 5, 6, 7, 8, 9, 10 A) The average of the data is 55. B) The average of the data is 6. C) The average of the data is 5. D) The average of the data is 5.5. Show Answer Correct Answer: D) The average of the data is 5.5. 14. Temperature can be classified into this level of measurement. A) Ratio. B) Ordinal. C) Nominal. D) Interval. Show Answer Correct Answer: D) Interval. 15. The mean of a, b, c, d and e is 28. If the mean of a, c and e is 24, then mean of b and d is A) 24. B) 26. C) 36. D) 34. Show Answer Correct Answer: D) 34. 16. Statistics in singular sense includes A) Collection of data. B) Organisation of data. C) Analysis of data. D) All of these. Show Answer Correct Answer: D) All of these. 17. It occurs when data are obtained erroneously or samples are biased. A) Non-random sampling. B) Convenience sampling. C) Non-sampling error. D) Sampling error. Show Answer Correct Answer: C) Non-sampling error. 18. Process of extracting relevant information from a set of data. A) Interpretation of Data. B) Non Parametric. C) Collection of Data. D) Analysis of Data. Show Answer Correct Answer: D) Analysis of Data. 19. ..... is a person who buys goods and services for the satisfaction of his/her wants A) Service provider. B) Producer. C) Consumer. D) Service holder. Show Answer Correct Answer: C) Consumer. 20. The measure of closeness of the estimates to the actual value A) Interval estimate. B) Accuracy. C) Precision. D) Point Estimate. Show Answer Correct Answer: B) Accuracy. 21. It is the science of collecting, organizing, interpreting, and analyzing data. It is very important because it has many applications in the society. A) Biology. B) Statistics. C) Mathematics. D) None of above. Show Answer Correct Answer: B) Statistics. 22. What does "mode" mean? A) Average. B) Repeats the most. C) Middle. D) Variation. Show Answer Correct Answer: B) Repeats the most. 23. Identify the sampling technique used:Students are classified according to major. Twenty students are selected from each major and asked how often they use the library. A) Random sample. B) Stratified sample. C) Cluster sample. D) Systematic sample. Show Answer Correct Answer: B) Stratified sample. 24. Units of the population are grouped; one or more groups are selected at random. All units of that group are included in the sample. A) Cluster sample. B) Simple random. C) Stratified. D) Proportional. Show Answer Correct Answer: A) Cluster sample. 25. Statistics which is concerned with a higher order of critical thinking and judgment. A) Non Parametric. B) Parametric. C) Descriptive. D) Inferential. Show Answer Correct Answer: D) Inferential. 26. A group of subjects selected from a population is a ..... A) Portion. B) Sample. C) Data. D) Group. Show Answer Correct Answer: B) Sample. 27. What is the probability of getting the number 1 in a fair dice? A) 1/2. B) 1/6. C) 2/3. D) 1/3. Show Answer Correct Answer: B) 1/6. 28. A characteristic about each individual element of a population or sample. A) Statistic. B) Population. C) Sample. D) Variable. Show Answer Correct Answer: D) Variable. 29. Statistics as a singular noun means: A) Descriptive statistics. B) Statistical data. C) Inductive statistics. D) Statistical methods. Show Answer Correct Answer: D) Statistical methods. 30. What is the Median? 8, 13, 2, 4, 48 A) 2. B) 9. C) 8. D) 48. Show Answer Correct Answer: C) 8. ← PreviousNext →Related QuizzesPaper 1 QuizzesUgc Net QuizzesStatistics Quiz 1Statistics Quiz 2Statistics Quiz 3Statistics Quiz 4Statistics Quiz 5Statistics Quiz 6Statistics Quiz 7Statistics Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books