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1. Standard Deviation Quick Check3 of 53 of 5 Items Question Compare and interpret the measures to select the data with the least
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2. Based on a sample of 100 people, 83% owned catsThe test statistic is: 6.60 Incorrect (to 2 decimals) The critical value is: 1.65
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3. In a recent survey of 655 working Americans ages 25-34, the average weekly amount spent on lunch was 45.39 with standard
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4. In a survey, 25 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped
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5. In a recent survey of 655 working Americans ages 25-34, the average weekly amount spent on lunch was 46.43 with standard
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6. What is the stdevp of 2067.79 mean 241
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7. True or False. The sample standard deviation is an estimator of the population standard deviation.
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8. . The mean mass of 50 male students who showed above average participation in athletics was 68.2 kg with a standard deviation of
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9. A random sample of 36 trout from this pond was caught and weighed, and they showed a mean weight of 560g with standard deviation
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10. From a sample of 100 Bloemfontein car commuters, the sample mean time to commute to work daily was found to be 35.8 minutes. It
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11. From a sample of 100 Bloemfontein car commuters, the sample mean time to commute to work daily was found to be 35.8 minutes. It
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12. 41.7±3.6%, is this standard error or standard deviation
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13. Which statement is true about the given datasets? (1 point) Responses The median of the math scores is higher than the median of
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14. Question The ages (in years) of 10 randomly selected individuals are 24, 15, 18, 30, 32, 40, 22, 27, 33, and 35. Form a new
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15. The number of new disease cases in a county for the last six days of May in 2020 are recorded as follows. Find the mean number
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16. What are the minimum, first quartile, median, third quartile, and maximum of the data set?18, 20, 11, 10, 8, 6, 12, 4
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17. Given a standard deviation of 17.8 and a sample size of 23, what is the standard error?
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18. Suppose that shoe sizes of American women have a bell-shaped distribution with a mean of 8.11 and a standard deviation of 1.46.
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    2. asked by College Student
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19. A sample dataset of 812 has a mean of 38.6 with a standard deviation of 1.2. What is the margin of error? Round the answer to
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20. The table displays the scores of students on a recent exam. Find the mean of the scores to the nearest 10th.Score Number of
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21. The following data set represents the highway fuel efficiency in miles per gallon (mpg) of randomly selected cars from two car
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22. Below are the data collected from two random samples of 500 American students on the number of hours they spend in school per
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23. Match the following words with the correct definition.1) The sum of all of the data values divided by the number of data points.
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    2. asked by College Student
    3. 56 views
24. The randomly selected delivery times (in minutes) of two fast food restaurants are as follows.Fast Food 1 Fast Food 2 42 40 38
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25. The following data set represents the highway fuel efficiency in miles per gallon (mpg) of randomlyselected cars from two car
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26. In the data set below what is the interquartile range?25, 30, 30, 55, 62, 62, 66, 69, 71, 80, 92 30 62 41 71
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27. The ages of two groups of yoga students are shown in the following dot plots:A dot plot shows Age in years on the horizontal
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28. Lucas recorded his lunch expenditure each day for one week in the table below.Day Sunday Monday Tuesday Wednesday Thursday
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29. Find the range and interquartile range123,125,125,125,126,127,127,128,128,129
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30. Below are the data collected from two random samples of 500 American students on the number of hours they spent in school per
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31. The following data sets represent the highway fuel efficiency in miles per gallon mpg of randomly selected cars from two car
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32. Identify the population, the sample, and any population parameters or sample statistics in the given scenario.67% of all
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    2. asked by College Student
    3. 45 views
33. Two fertilizers are applied to randomly selected potato plants. After several weeks, the potatoes are weighed. The weights in
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34. Below are the data collected from two random samples of 500 American adults on the number of hours they spend doing leisure and
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    2. asked by sui
    3. 56 views
35. The data shows the number of miles run per week by randomly selected students from two different classes. Find the difference
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36. The prices of some houses in a neighborhood are shown below:House Price A $120,000 B $130,000 C $140,000 D $150,000 E $1,110,000
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    2. asked by sui
    3. 39 views
37. The following data sets represent the highway fuel efficiency in miles per gallon (mpg) of randomly selected cars from two car
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38. The director of a local summer camp is interested in the number of hours kids spend on screens each week. He surveys a group of
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39. The ages of randomly selected employees at two companies are recorded. Their ages are as follows.Company A: 34, 28, 36, 27, 45,
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40. The box plot represents the hourly wage for a group of teenagers working their first jobs. What is the upper quartile hourly
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41. The director of a local summer camp is interested in the number of hours kids spend on screens each week. He surveys a group of
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42. The director of a local Parks and Recreation department is interested in the number of hours kids spend outside each week. She
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43. Use the table to answer the question.Number of Siblings: 0, 1, 2, 3, 4, 5 Number of 6th Graders: 3, 12, 5, 2, 0, 2 Kaylen wants
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44. Below show standard values 88,92, 94, 80, 85, 90, 72,83, 9391 what is a five number summary for this data
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45. Statistics Unit Test14 of 1714 of 17 Items Question Niran surveyed the students in his class on how many hours they spent on
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46. The ages of randomly selected employees at two companies are recorded. Their ages are as follows.Company A: 34, 28, 36, 27, 45,
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47. Summarize the variability of this dataset by calculating its range:8, 15, 13, 10, 38, 19, 35, 7, 4, 10, 18, 21,19,33
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48. The following data set represents the highway fuel efficiency in miles per gallon (mpg) of randomly selected cars from two car
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49. The box plots summarize the number of customers at two donut shops over the last 15 days.Donut Shops Shop 1: Shop 2: Number of
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50. What are the quartiles for the given dataset?115, 117, 120, 122, 125, 125, 127, 128, 131, 132, 136, 136, 140 (1 point) Responses
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51. Elvira constructs this box plot to show how many home runs each of her baseball teammates hit this yearWhat values are the first
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52. X 23, Median=28, mode 31 for a particular distribution of 25 scores. It was subsequently found that a scoring mistake had been
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    2. asked by wurry
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53. The ages of randomly selected employees as two companies are recorded. Their ages are as follows.Company A:
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54. The maximum temperature is found at the highest temperature for each box plot (the last line). Look at the far right side of
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55. The maximum temperature is found at the highest temperature for each box plot (the last line). Look at the far right side of
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56. If the outler were removed from the data set, would the mean increase or decrease295, 305, 316, 319, 320, 324, 331, 333, 334,
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57. QuestionThe randomly selected delivery times (in minutes) of two fast food restaurants are as follows. Fast Food 1 Fast Food 2
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58. Where do most of the data values cluster?
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59. The ages of randomly selected employees at two companies are recorded. Their ages are as follows.Company A: 34, 28, 36, 27, 45,
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60. 10. Using the box-and-whisker plot of two games of bowling played,a. Which game has the greater interquartile range? b. What is
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61. Alaina is calculating the shape, center, and spread of her data. What are these all examples of in her data set?A. outliers B.
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62. Marvin’s temperature measurements all fall between 72ºF and 80ºF except for two measurements that are above 100ºF. What
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63. The randomly selected delivery times (in minutes) of two fast food restaurants are as follows.Fast Food 1 Fast Food 2 42 40 38
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64. Mona is given the model N (1400,200) for a set of 50 data and wants to make some predictions. About how many data points should
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65. gicen a population mean of 135 and a standard deviation of 5 what data point x would result in a z-score of 1.6
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66. The data shows the number of miles run per week by randomly selected students from two different classes. Find the difference
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67. The ages of randomly selected employees at two companies are recorded. Their ages are as follows. %0D%0A%0D%0ACompany A: 34, 28,
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    2. asked by screamingpoop
    3. 93 views
68. The following data sets represent the highway fuel efficiency in miles per gallon (mpg) of randomly selected cars from two car
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    2. 32 views
69. The randomly selected delivery times, in minutes, of two restaurants are as follows. Which restaurant has more consistent
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70. The following data sets represent the highway fuel efficiency in miles per gallon (mpg) of randomly selected cars from two car
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71. The ages of randomly selected employees at two companies are recorded. Their ages are as follows.Company A: 34, 28, 36, 27, 45,
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72. which measure of variability range or IQR best describes the spread of the dataset?For a statistics assignment , Darryl randomly
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    2. asked by zzz
    3. 33 views
73. Niran surveyed the students in his class on how many hours they spent on their project Here are the results:0.5, 1.0, 1.0, 1.0,
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74. Mike wants to compare the mean height of the players on his favorite baseball and tennis teams. He creates the dot plots shown
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    2. asked by sui
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75. Which value in the dataset is an outlier? Then calculate the mean and round it to the nearest hundredth.{11, 12, 12.5, 11, 14,
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    2. asked by here to help
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76. The randomly selected delivery times, in minutes, of two restaurants are as follows. Which restaurant has more consistent
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77. The following data sets represent the highway fuel efficiency in miles per gallon (mpg) of randomly selected cars from two car
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78. The following data sets represent the highway fuel efficiency in miles per gallon (mpg) of randomly selected cars from two car
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    2. asked by System
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79. The following data sets represent the highway fuel efficiency in miles per gallon (mpg) of randomly selected cars from two car
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80. The data from two random samples of 100 students regarding what pet they own is given below.dog cat bird total sample 1 | 54 38
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81. Two sets of data are shown.Data Set A: 30, 38, 42, 42, 43, 47, 51, 51, 57, 59 Data Set B: 38, 39, 40, 42, 44, 46, 47, 50, 51, 52
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    2. asked by Name43453433434
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82. The ages of randomly selected employees at two companies are recorded. Their ages are as follows.Company A: 34, 28, 36, 27, 45,
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83. the following data set represents the highway fuel efficiency in miles per gallon (mpg) of randomly selected cars from two car
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84. Kris writes the following description of a dataset: The mean of the set is 2. The spread of the set is 3. The overall shape of
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    2. asked by Vv123
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85. The ages of randomly selected teacher at two schools are recorded. Their ages are as follows.School A: 33, 28, 36, 27, 45, 23,
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86. Statistics Unit Test 12 of 1512 of 15 Items Question Niran surveyed the students in his class on how many hours they spent on
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87. Use the table to answer the question.Hip-Hop Pop Totals 10th Grade 112 53 165 11th Grade 98 147 245 Total 210 200 410 Examine
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    2. asked by thena
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88. The box plot represents the hourly wage for a group of teenagers working their first jobs. What is the upper quartile hourly
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89. The randomly selected delivery times, in minutes, of two restaurants are as follows. Which restaurant has more consistent
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90. A research company desires to know the mean consumption of meat per week among people over age 23. They believe that the meat
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91. Use the table to answer the question. What value, the mean or median, best describes the shape of the data set that contains the
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92. Given 100 sample proportions of size 25, determine where most of the sample proportions fall whenx = 0.30 and σ = 0.08.
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93. The randomly selected delivery times and minutes of two fast food restaurants are as follows. Fast food number one is 4238, 37,
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94. The following data set represents the highway fuel efficiency in miles per gallon in PG of randomly selected cars from two car
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95. Which measure of variability—range or IQR—best describes the spread of the dataset?%0D%0A%0D%0AFor a statistics assignment,
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    2. asked by Nickle X 🥒
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96. Kat and Joshua want to know which pizza shop has the fastest delivery time. Kat took a random sample of 8 delivery times from
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    2. asked by nobody
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97. Which statistic is the best choice for a single summary statistic for a qualitative variable with two possible values?Sample
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98. Which of the following questions is not statistical? Choose only one.1. How much do cats eat? 2. What was the daily average
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99. The following data set represents the highway fuel efficiency in miles per gallon (mpg) of randomly selected cars from two car
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100. Two fertilizers are applied to randomly selected potato plants. After several weeks, the potatoes are weighed. The weights in
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     2. 35 views