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What is the standard deviation?

111.What is the standard deviation?A. 1.183B. 1.400C. 4.00D. 16.00E. 1.96Use the following to answer questions 112-114:The values given below are snow depths measured as part of a study of satellite observations and waterresources (mean = 16).19, 18, 12, 25, 22, 8, 8, 16112.What is the range?A. 39.14B. 6.26C. 17D. 289E. 18113.What is the variance?A. 39.14B. 6.26C. 17D. 289E. 18Full file at https://fratstock.eu 114.What is the standard deviati ...
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According to Chebyshev's Theorem, at lea

101.According to Chebyshev's Theorem, at least what proportion of the data will be within for k = 2?A. 68%B. 50%C. 25%D. 75%E. 34%102.According to Chebyshev's Theorem, at least what proportion of the data will be within for k =2.5?A. 16%B. 40%C. 68%D. 60%E. 84%103.According to Chebyshev's Theorem, at least what proportion of the data will be within for k =1.6?A. 39%B. 58%C. 68%D. 61%E. 92%104.According to Chebyshev's Theorem, at least what pr ...
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What is the mode?

91. What is the mode?A. 8B. 9.6C. 9.5D. 10.5E. 992. Find the coefficient of variation for an IQ test with a mean of 100 and a standard deviation of 15.A. 15.0B. 6.7C. 0.15D. 1.5E. 6793. Find the z-score for an IQ test score of 142 when the mean is 100 and the standard deviation is 15.A. 42B. 2.8C. 18.78D. 1.27E. -2.894. Find the z-score for an IQ test score of 922 when the mean is 100 and the standard deviation is 15.A. 0.53B. 0.77C. -0.77D. - ...
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What is the median?

81. What is the median?A. 3447B. 3213C. 3250D. 6120E. 344582. What is the mode?A. 3447B. 3213C. 3250D. 6120E. 3445Use the following to answer questions 83-85:The local amusement park was interested in the average wait time at their most popular roller coasterat the peak park time (2 p.m.). They selected 13 patrons and had them get in line between 2 and 3 p.m.Each was given a stop watch to record the time they spent in line. The times recorded ...
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What is the mean?

71. What is the mean?A. 70B. 75C. 68D. 71E. 8072. What is the median?A. 70B. 75C. 68D. 71E. 8073. What is the mode?A. 70B. 75C. 68D. 71E. 80Use the following to answer questions 74-76:The reaction time is seconds to a stop light of a group of adult men were found to be0.74, 0.71, 0.41, 0.82, 0.74, 0.85, 0.99, 0.71, 0.57, 0.85, 0.57, 0.5574. What is the mean?A. 0.709B. 0.710C. 0.920D. 0.725E. 0.55075. What is the median?A. 0.709B. 0.710C. 0.920 ...
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What is the midpoint of the third class

61. What is the midpoint of the third class interval?A. 22.5B. 27.5C. 32.5D. 37.5E. 42.5Use the following to answer questions 62-64:In a statistic class, 10 scores were randomly selected with the following results were obtained:74, 73, 77, 77, 71, 68, 65, 77, 67, 6662. What is the mean?A. 71.5B. 72.0C. 77.0D. 71.0E. 73.063. What is the median?A. 71.5B. 72.0C. 77.0D. 71.0E. 73.064. What is the mode?A. 71.5B. 72.0C. 77.0D. 71.0E. 73.0Use the fo ...
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What is the approximate shape of the dis

51. What is the approximate shape of the distribution of the data?A. NormalB. Skewed to the rightC. Skewed to the leftD. BimodalE. Uniform52. What is the smallest percent spent on computing?A. 5.9B. 5.6C. 5.2D. 5.02E. 50.253. If a frequency histogram were to be created using these data, how many classes would you create?A. 4B. 5C. 6D. 7E. 854. What would be the class length that would be used in creating a frequency histogram?A. 1.4B. 8.3C. 1.2D. ...
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When developing a frequency distribution

41. When developing a frequency distribution the class (group), intervals should be _____A. large.B. small.C. integer.D. mutually exclusive.E. equal.42. When using the Chebyshev's theorem to obtain the bounds for a 99.73 percent of the values in apopulation, the interval generally will be ___________ the interval obtained for the same percentage ifnormal distribution is assumed (empirical rule).A. Shorter thanB. Wider thanC. The same as43. Which ...
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A ______________ shows the relationship

31. A ______________ shows the relationship between two variablesA. Box plotB. Bar chartC. HistogramD. Scatter PlotE. Pie chart32. In a given data set the 25th percentile is _______________ equal the lower hinge.A. AlwaysB. SometimesC. Never33. An airline company is, on average, late 10 minutes for arrivals. If the variance for the lateness statistic is9, then the coefficient of variation is _____.A. 3B. 300C. 10D. 90E. 3034. _____________ a ...
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All of the following are used to describ

21. All of the following are used to describe quantitative data except the _____.A. HistogramB. Stem and LeafC. Dot PlotD. Pie ChartE. Scatterplot22. All of the following are measures of central tendency except the _____.A. RangeB. ModeC. MeanD. Median23. An observation separated from the rest of the data is a(n) _____.A. Absolute extremeB. OutlierC. ModeD. QuartileE. Median24. Which of the following graphs is for qualitative data?A. Histogra ...
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Showing 31 to 40 of 1812 entries