This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Research Stats > Measures Of Variability – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Measures Of Variability Quiz 3 (13 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. It's the number that occurs the most times in a set of data. A) Mean. B) Range. C) Median. D) Mode. Show Answer Correct Answer: D) Mode. 2. Find the mode:4, 5, 4, 3, 5, 1, 6 A) 3. B) 4 & 5. C) 4. D) 5. Show Answer Correct Answer: B) 4 & 5. 3. Find the mean of the following numbers 40, 38, 46, 38, 51 and 57. A) 35. B) 45. C) 38. D) 40. Show Answer Correct Answer: B) 45. 4. What is the first quartile of the data set:1, 8, 25, 30, 50, 72 A) 30. B) 8. C) 50. D) 25. Show Answer Correct Answer: B) 8. 5. It gives equal weight to the deviation of every score in the distribution. A) Mean Deviation. B) Range. C) Standard Deviation. D) Variance. Show Answer Correct Answer: A) Mean Deviation. 6. The number of goals scored by seven forwards in one soccer season were 8, 6, 4, 8, 3, 1, and 5. Find the mean number of goals scored by the seven forward A) 20. B) 3. C) 10. D) 5. Show Answer Correct Answer: D) 5. 7. The ..... is a measure of variability that splits the data into four equal sized quartiles. A) Inter Quadrant Range. B) Interquartile Range. C) Inside Quarter Result. D) None of above. Show Answer Correct Answer: B) Interquartile Range. 8. The difference between the highest and the lowest score is ..... A) Range. B) Standard deviation. C) Variance. D) Average deviation. Show Answer Correct Answer: A) Range. 9. Which is the best measure of center best describes the data set 1, 1, 1, 2, 2, 3, 4, 5, 5, and 25? A) Median. B) Mean. C) Mode. D) None of above. Show Answer Correct Answer: A) Median. 10. Variability can also be described as how much the data ..... from the center. A) Deviates. B) Changes. C) Increases. D) Stays the same. Show Answer Correct Answer: A) Deviates. 11. Once you've calculated the mean, and listed the values in a table, what is the next step to calculating the variance? A) Subtract the mean from each value in the data set. B) Add the mean to each value in the data set. C) Subtract each value in the data set from the mean. D) Square each value in the data set. Show Answer Correct Answer: A) Subtract the mean from each value in the data set. 12. What is the mean of these numbers?4, 5, 5, 2, 3, 3, 2, 8 A) 256. B) 40. C) 4. D) 24. Show Answer Correct Answer: C) 4. 13. The data set below represents the different costs of a camera at an electronic store.$ 32, $ 47, $ 121, $ 96, $ 49, $ 81, $ 56What is the IQR of the data? A) $ 108. B) $ 49. C) $ 97. D) $ 42. Show Answer Correct Answer: B) $ 49. ← PreviousRelated QuizzesPaper 1 QuizzesUgc Net QuizzesMeasures Of Variability Quiz 1Measures Of Variability Quiz 2Analysis Of Variance QuizChi Square QuizCoefficient Of Variation Discrete Serious And Continuous Serious QuizConcept Of Point And Interval Estimation QuizConcept Of Sampling And Other Concepts Related To Sampling QuizConfidence Intervals Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books