This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Mathematics Chapter 15 Statistics – Quiz 18 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 15 Statistics Quiz 18 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Science that consists of collecting, organizing, analyzing and interpreting data A) Data. B) Statistics. C) Population. D) Sample. Show Answer Correct Answer: B) Statistics. 2. Miss Grace has just given a math exam and wants to calculate the 'range' of performance of her students. What must she do? A) Identify the central score. B) Find the score that occurs most often. C) Identify how far from average each score is. D) Subtract the lowest score from the highest score. Show Answer Correct Answer: D) Subtract the lowest score from the highest score. 3. Which of the following is not an example of secondary data? A) Internet Article. B) Biography. C) Interview. D) Textbook. Show Answer Correct Answer: C) Interview. 4. It is a type of data that can be expressed in numbers. A) Categorical data set. B) Numerical data set. C) Statistics. D) Statistical question. Show Answer Correct Answer: B) Numerical data set. 5. Definition:How often a number occurs. A) Interpret A Graph. B) Outliers. C) Variable. D) Frequency. Show Answer Correct Answer: D) Frequency. 6. Based on the iris data, which species is associated with a petal width of 0.2 and a petal length of 1.3? A) Setosa. B) Versicolor. C) Virginica. D) Iris maxima. Show Answer Correct Answer: A) Setosa. 7. What will be the mean if the $\sigma$fX is equal to 873 and n is equal to 53 A) 15.62. B) 16.44. C) 16.47. D) 17.64. Show Answer Correct Answer: C) 16.47. 8. A quantitative variable that can assume an uncountable number of values. Intuitively, a continuous variable can assume any value along a line interval, including every possible value between any two values A) Continuous. B) Discrete. C) Nominal. D) Ordinal. Show Answer Correct Answer: A) Continuous. 9. What is the significance of time series analysis? A) To calculate employee bonuses. B) To develop new software. C) To predict future trends based on past data. D) To design new marketing campaigns. Show Answer Correct Answer: C) To predict future trends based on past data. 10. What is the other name of supplementary angles? A) Adjacent angles. B) Vertical angles. C) Linear pair. D) Congruent angles. Show Answer Correct Answer: C) Linear pair. 11. Number that describes a sample A) Statistic. B) Parameter. C) Population. D) Sample. Show Answer Correct Answer: A) Statistic. 12. Numerical summary of the sample which can be used to make inferences about parameters. A) Parameter. B) Statistic. C) All the above. D) None of the above. Show Answer Correct Answer: B) Statistic. 13. Calcule o valor da mediana da seguinte amostra de dados:(32, 27, 15, 44, 15, 32). A) 29, 5. B) 28, 5. C) 29. D) 28. Show Answer Correct Answer: A) 29, 5. 14. If all observations 3, 7, 9, 18, 21, 32 are multipiied by 3, then the new mean is ..... A) 15. B) 90. C) 45. D) 60. Show Answer Correct Answer: C) 45. 15. A value that attempts to describe a set of data by identifying the central position of the data set, such as the mean, median, and mode. A) Dot Plot. B) Box Plot. C) Statistics. D) Measures of Center. Show Answer Correct Answer: D) Measures of Center. 16. Choose the statistical question: A) How many siblings does each sixth grader at CJHS have?. B) How many siblings do you have?. C) All the above. D) None of the above. Show Answer Correct Answer: A) How many siblings does each sixth grader at CJHS have?. 17. Inferential statistics involves ..... A) Collection, presentation, and description of sample data. B) The technique of interpreting the values resulting from the descriptive techniques and making decisions and drawing conclusions about the population. C) Attempting to provide incorrect information and provide misleading graphs. D) Using information, numbers, and graphics even when data can't be collected. Show Answer Correct Answer: B) The technique of interpreting the values resulting from the descriptive techniques and making decisions and drawing conclusions about the population. 18. Which of the following problems can be solved by statistics? A) Traffic in EDSA. B) Favorite food of my mother. C) Schedule of submission of modules in school. D) My preferred furniture arrangement inside the house. Show Answer Correct Answer: A) Traffic in EDSA. 19. Issuing a National Identity Card is an example of: A) Census. B) Investigation. C) Registration. D) Sampling. Show Answer Correct Answer: C) Registration. 20. What is the word in statistics for any characteristic or attribute of a person, place, or thing? A) Variable. B) Descriptive statistic. C) Inferential statistic. D) Parameter. Show Answer Correct Answer: A) Variable. 21. In interview method to conduct survey, what do we call for a person supplying the data? A) Interviewer. B) Subject. C) Interviewee. D) Investigator. Show Answer Correct Answer: C) Interviewee. 22. Refers to the process of making conclusions based on the presented data. A) Analysis. B) Interpretation. C) Collection. D) Organization. Show Answer Correct Answer: B) Interpretation. 23. It is a type of sample where each member of the population has an equally chance of being selected. A) Random sample. B) Convenience sample. C) Stratified random sample. D) Cluster sample. Show Answer Correct Answer: A) Random sample. 24. What is a collection of facts or a set of information or observations under study such as numbers, words, measurements, observations, or attributes to describe things? A) Data. B) Individual. C) Parameter. D) Variable. Show Answer Correct Answer: A) Data. 25. What is the role of Microsoft Excel in this course? A) To perform calculations and statistical analysis. B) To edit videos. C) To create presentations. D) To design websites. Show Answer Correct Answer: A) To perform calculations and statistical analysis. ← PreviousNext →Related QuizzesClass 11 Mathematics Chapter 15 Statistics Quiz 1Class 11 Mathematics Chapter 15 Statistics Quiz 2Class 11 Mathematics Chapter 15 Statistics Quiz 3Class 11 Mathematics Chapter 15 Statistics Quiz 4Class 11 Mathematics Chapter 15 Statistics Quiz 5Class 11 Mathematics Chapter 15 Statistics Quiz 6Class 11 Mathematics Chapter 15 Statistics Quiz 7Class 11 Mathematics Chapter 15 Statistics Quiz 8Class 11 Mathematics Chapter 15 Statistics Quiz 9Class 11 Mathematics Chapter 15 Statistics Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books