This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Research Stats > Measure Of Standard Deviation – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Measure Of Standard Deviation Quiz 1 (13 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the variance for the sample data set given below?{ 5, 10, 7, 12, 0, 20, 15, 22, 8, 2 } A) 52.77. B) 81. C) 47.47. D) 102.01. Show Answer Correct Answer: A) 52.77. 2. What is the standard deviation for the data set given below? Data comes from a population .{ 5, 10, 7, 12, 0, 20, 15, 22, 8, 2 } A) 7.26. B) 6.89. C) 10.1. D) 9. Show Answer Correct Answer: B) 6.89. 3. The Sleep Shop conducted a survey to determine the average number of hours that people sleep at night. The results are shown here.# of Hours Spend Sleeping at Night Frequency 4 1 5 2 6 37 6 8 109 410 2Find the range, the sample variance, and the sample standard deviation. A) 9 hours, 2.11, 1.5 hours. B) 9 hours, 2.11, 4.5 hours. C) 6 hours, 778, 27.9 hours. D) 6 hours, 2.11, 1.5 hours. Show Answer Correct Answer: D) 6 hours, 2.11, 1.5 hours. 4. What is an advantage of using the range as a measure of variation? A) It uses only two entries from the data set. B) It uses all entries from the data set. C) It is easy to compute. D) None of above. Show Answer Correct Answer: C) It is easy to compute. 5. The number of calories in a 1-ounce serving of ten popular breakfast cereals is shown below.Apple Jacks-116 Cap'n Crunch-119Cheerios-106 Life-104Rice Krispies-110 Froot Loops-113Kellogg's Corn Flakes-101 Kellogg's Raisin Bran-89Lucky Charms-106 Trix 110Find the range, sample variance, and sample standard deviation of the data. A) 30 calories, 1113.45, 33.4 calories. B) 30 calories, 72.04, 8.5 calories. C) 30 calories, 72.04, 5189.8 calories. D) 27 calories, 72.04, 8.5 calories. Show Answer Correct Answer: D) 27 calories, 72.04, 8.5 calories. 6. Standard deviation is always the ..... of variance. A) Square root. B) Median of. C) Mean of. D) Square. Show Answer Correct Answer: A) Square root. 7. The term "snowstorms of note" applies to all snowfalls over 6 inches. The snowfall amounts forsnowstorms of note in Utica, New York, over a four-year period are as follows:7.1, 9.2, 8.0, 6.1, 14.4, 8.5, 6.1, 6.8, 7.7, 21.5, 6.7, 9.0, 8.4, 7.0, 11.5, 14.1, 9.5, 8.6What are the mean and population standard deviation for these data, to the nearest hundredth? A) Mean = 9.46; standard deviation = 3.74. B) Mean = 9.46; standard deviation = 3.85. C) Mean = 9.45; standard deviation = 3.74. D) Mean = 9.45; standard deviation = 3.85. Show Answer Correct Answer: A) Mean = 9.46; standard deviation = 3.74. 8. Calculate the range of the following:2, 5, 8, 3, 13, 5 A) 5. B) 11. C) 13. D) 8. Show Answer Correct Answer: B) 11. 9. If the variance of a data set is 64, what is its standard deviation? A) 8. B) 4096. C) 32. D) 4. Show Answer Correct Answer: A) 8. 10. What is the Normal Range of the annual precipitation for Phoenix, if the average is 29 with a standard deviation of 3? A) 26-29. B) 39-32. C) 3-29. D) 26-32. Show Answer Correct Answer: D) 26-32. 11. The Marathon Walk for World Peace has a 25-mile route. A random sample of participants walked the distances shown. Find the variance and standard deviation.Distance (miles) Number of Walkers 1-5 14 6-10 9 11-15 1116-20 1021-25 6 A) 48.21, 6.9 miles. B) 181.44, 13.5 miles. C) 48.21, 2324.2 miles. D) 14287.5, 119.5 miles. Show Answer Correct Answer: A) 48.21, 6.9 miles. 12. Find the range.12, 5, 9, 18, 22, 25, 5 A) 20. B) 18. C) 15. D) 22. Show Answer Correct Answer: A) 20. 13. This is used to describe the distribution of the data A) Quartile. B) Outlier. C) Measures of variation. D) Range. Show Answer Correct Answer: C) Measures of variation. Related QuizzesPaper 1 QuizzesUgc Net QuizzesAnalysis 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 QuizCorrelation Coefficient Coefficient Of Determination QuizDecision Making With Hypothesis Testing Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books