This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Data Interpretation > Statistics – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Statistics Quiz 6 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The facts or numbers gathered in a survey is an example of? A) Sample. B) Census. C) Data. D) Statistics. Show Answer Correct Answer: C) Data. 2. It is a variable whose values depend on outcomes of a random phenomenon. A) Random Variable. B) Discrete Variable. C) Continuous Variable. D) Independent Variable. Show Answer Correct Answer: A) Random Variable. 3. Solve to find the equivalent fraction.4/5 = x /15 A) 8/15. B) 12/15. C) 10/15. D) None of above. Show Answer Correct Answer: B) 12/15. 4. A sample in which every member of the population has an equal chance of being selected. A) Random sample. B) Biased sample. C) Sample. D) Population. Show Answer Correct Answer: A) Random sample. 5. Refers to drawing of conclusions or generalizations from the analysed data. A) Collection of Data. B) Analysis of Data. C) Interpretation of Data. D) Non Parametric. Show Answer Correct Answer: C) Interpretation of Data. 6. In statistics, a population consists of A) All people living in country. B) All people living are under study. C) All subjects and objects whose characteristics are being studied. D) None of the above. Show Answer Correct Answer: B) All people living are under study. 7. Variables which can assume values that manifest the concept of attributes A) Continuous. B) Discrete. C) Qualitative. D) Quantitative. Show Answer Correct Answer: C) Qualitative. 8. A student measures the weight of every individual in his batch. This means that he will get ..... A) Sample. B) Parameter. C) Variable. D) Statistics. Show Answer Correct Answer: B) Parameter. 9. A company consists of four members. How many sample points are in the sample space when three officers:president, vice president, and secretary are to be chosen? A) 3. B) 18. C) 24. D) 30. Show Answer Correct Answer: C) 24. 10. A sample should be A) Representative of people who volunteer. B) Representative of the population. C) A very large group. D) Representative of only middle school students only. Show Answer Correct Answer: B) Representative of the population. 11. Square of standard deviation is called A) Mean. B) Quartile deviation. C) Variance. D) Range. Show Answer Correct Answer: C) Variance. 12. Which of the following accurately describes the power of a statistical test of hypothesis? A) It is equal to the p-value. B) It is equal to the significance level. C) It is the probability that a test using a fixed value of $\alpha$ will reject H$_{0}$ when a particular alternative value of the parameter is true. D) It is equal to 1-(p-value). Show Answer Correct Answer: C) It is the probability that a test using a fixed value of $\alpha$ will reject H$_{0}$ when a particular alternative value of the parameter is true. 13. Disneyland often surveys its guests as they exit a restaurant during their visit. The surveyor stands at the restaurant exit, counts the number of people leaving, and surveys every 25th guest.This is a form of: A) Simple Random Sample. B) Stratified Random Sample. C) Voluntary Response. D) Systematic Random Sampling. Show Answer Correct Answer: D) Systematic Random Sampling. 14. Andrea got a 98, 90, and 94 on her math quizzes. What was her average quiz score? A) 95. B) 92. C) 94. D) 93. Show Answer Correct Answer: C) 94. 15. All subjects under investigation A) Data. B) Sample. C) Population. D) Data set. Show Answer Correct Answer: C) Population. 16. Find the z-score for 48 given a mean of 50 and a standard deviation of 5. A) -2.5. B) 2.5. C) -0.4. D) 0.4. Show Answer Correct Answer: C) -0.4. 17. Price, weight, height and velocity are examples of A) Qualitative Data. B) Quantitative Data. C) Variable Data. D) Ordinal Data. Show Answer Correct Answer: B) Quantitative Data. 18. The algebraic sum of the deviations of a set of n values from their mean is A) N. B) N-1. C) N + 1. D) 0. Show Answer Correct Answer: D) 0. 19. In this study, the researcher manipulates one of the variables and tries to determine how manipulation influences other variables. A) Longitudinal study. B) Experimental study. C) Cross-sectional study. D) Observational study. Show Answer Correct Answer: B) Experimental study. 20. Religious affiliation is an example of? A) Quantitative/numeric data. B) Qualitative/categorical data. C) Quantitative and discrete. D) Quantitative and continuous. Show Answer Correct Answer: B) Qualitative/categorical data. 21. Find the mean of the numbers:2, 4, 5, 5, 6, 8 A) 4. B) 2. C) 3. D) 5. Show Answer Correct Answer: D) 5. 22. A restaurant chain wanted to find out how the customer experience was in a store.Which choice best represents a statistic? A) The percentage of all customers that reported a positive experience. B) The percentage of customers surveyed that reported a positive experience. C) All customers. D) A random selection of customers that were surveyed. Show Answer Correct Answer: B) The percentage of customers surveyed that reported a positive experience. 23. For a data containing 15 items arranged in ascending order, what item is the median of the data A) 7th item. B) 8th item. C) 6th and 7th item. D) 7th and 8th item. Show Answer Correct Answer: B) 8th item. 24. Welfare definition of Economics has been given by: A) Lionel Robbins. B) Adam Smith. C) Alfred Marshall. D) Prof. Samuelson. Show Answer Correct Answer: C) Alfred Marshall. 25. Between a Population and Sample:which size is bigger? A) Population. B) Sample. C) Both can be the same. D) Not enough information. Show Answer Correct Answer: A) Population. 26. Descriptive statistics A) Use data from a sample to answer questions about population. B) Allow you to generalize beyond the data at hand. C) Summarize and describe data. D) None of above. Show Answer Correct Answer: C) Summarize and describe data. 27. A particular observation which occurs maximum number of times in a given data is called its A) Median. B) Frequency. C) Mode. D) Range. Show Answer Correct Answer: C) Mode. 28. You have a mean of 56 and a standard deviation of 4.3. What is-2 standard deviations from the mean? A) 47.4. B) 64.6. C) 60.3. D) 51.7. Show Answer Correct Answer: A) 47.4. 29. Information collected by the researcher in quantitative or qualitative form are named as: A) Attributes. B) Single score. C) Raw score. D) Variable. Show Answer Correct Answer: C) Raw score. 30. What is the mean of the following data set:1, 2, 4, 9, 9 A) 1. B) 15. C) 3. D) 5. Show Answer Correct Answer: D) 5. ← PreviousNext →Related QuizzesPaper 1 QuizzesUgc Net QuizzesStatistics Quiz 1Statistics Quiz 2Statistics Quiz 3Statistics Quiz 4Statistics Quiz 5Statistics Quiz 7Statistics Quiz 8Statistics Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books