Kumpulan soal statistik dalam Bahasa Inggris

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Kumpulan soal statistik dalam Bahasa Inggris

  1. 1. TOPIC I Distribusi Frekuensi1. 15, 10, 23, 18, 17, 25, 25, 19, 8, 6 From data above arrange the numbers into an array, find the highest value, lowest value and the range one2. 71, 80, 36, 82, 75, 92, 49, 83, 71, 74, 94, 49, 74, 75, 68, 83, 75, 75, 98, 73, 79, 82, 45, 95, 86, 71, 96, 87, 81, 38, 72, 88, 69, 54, 66, 93, 81, 93, 72, 94, 39, 81, 94, 78, 84, 57, 85, 77, 64, 86 From the following data determine the number of classs, length of class, and make the frequency distribution table Question for no. 3, 4, 53 55, 60, 73, 68, 57, 55, 65, 89, 98, 96, 78, 65, 61, 74, 51, 55, 57, 56, 84, 56, 63, 65, 77, 83, 82, 79, 90, 94, 101, 97, 95, 90, 91, 67, 91, 55, 74, 100, 105, 68, 70, 110, 80, 70, 67, 64, 82, 107, 80, 99. Find the highest value, lowest value, range4. Determine the number of classes, the length of class and make the frequency distribution table5. Make more than table and less than table
  2. 2. Math test score of 100 students:80 78 67 76 82 78 86 65 66 77 83 81 70 80 70 70 72 65 75 8069 70 69 74 83 76 80 69 71 80 68 78 70 69 69 73 80 75 72 8368 73 61 66 96 79 65 86 67 75 88 75 82 67 73 77 72 61 81 7475 88 72 64 72 85 66 77 86 63 71 76 65 76 80 69 68 70 77 8564 91 75 76 74 80 76 77 85 88 62 76 75 71 85 88 71 79 67 8182 76 72 90 69 88 66 81 77 74 81 65 69 71 89 74 75 75 85 676. From the data above find the highest number, lowest number, range7. Determine value of the five students with the highest ranking8. Determine value of the five students with the lowest ranking9. How many students are getting value 75 or more10. How Many students are getting value 75 or less11. Percentage of students who get score above 7512. Percentage of students who get score below 7513. Determine the number and length of class then14. Make the frequency distribution table, more than and less than table15. Draw a histogram and polygram grafic
  3. 3. TOPIC II MEASURES OF CENTRAL TENDENCY• Mean16. Find the mean value from these data 5, 3, 5, 6, 7, 9, 4, 5, 7, 7, 5, 4, 7, 6, 617. If the numbers 5, 6, 7, 8 has a frequency of respectively 2, 3, 4, 5. determine the mean!18. The set of numbers 2, 2, 5, 7, 9, 10, 12 and each number has a mode 9. calculate the mean19. The final value of a student for the course of mathematics, physics, English, and health sciences, respectively 82, 86, 90, 70. determine the mean values20. Of 100 numbers, 20 of whom are numbers 4, 40 numbers 5, 30 number 6, while the remainder is the number 7. find the mean of these numbers21. In a company that employs 80 employees, 60 of them earn $ 10.00 per hour while the remaining 20 to get $ 13.00 per hour. calculate the mean22. Exam scores of 5 students who were sampled from a population is 80, 80, 75, 95, 100. determine the average test score is the fifth student!23. There are 7 employees with wages per month each (in million dollars) is as follows 20, 80, 75, 60,50,85, and 45. What is the median?24. A student has gotten the following grades on his tests: 87, 95, 76, and 88. He wants an 85 or better overall. What is the minimum grade he must get on the last test in order to achieve that average?
  4. 4. 25. Data accounting exam results of 25 students of STIMA Kosgoro as follows: 79 63 72 82 74 91 45 83 71 50 68 73 78 77 96 36 42 67 51 88 67 67 48 41 57 Calculate the mean value!26. Determine the mean value of data processing tasks of the Mathematics 40 students of class XI below. D F 30 – 39 1 40 – 49 3 50 – 59 11 60 – 69 43 70 – 79 21 80 – 89 32 90 - 100 927. A student of the school exams and the times and the average value is 80. What value should be obtained by the student so that its average value increases to 82?28. The mean annual salary paid to all workers of a company is $ 36,000. As for the mean annual salary paid to workers MEN and women, respectively, amounting to $ 34,000 and $ 40,000. specify the presentation of men and women workers at the companys29. Three people teaching economic subjects reported a mean test scores by 79, 74 and 82 for the classes they teach, each consisting of 32, 25 and 17 students. determine the mean value for all classes30. The marks of seven students in a mathematics test with a maximum possible mark of 20 are given below: 15 13 18 16 14 17 12 . Find the mean of this set of data values.
  5. 5. Median31. What is the median of the numbers 4, 2, 11, 6, 2 ?32. Compute the median of the following set of numbers 5, 8, 7, 4, 4, 6, 9, 7, 6, 533. Find the median for each of the following data (a) 7, 4, 10, 9, 15, 12, 7, 9, 7, 8 and (b) 8, 11, 4, 3, 5, 10, 6, 4, 10, 8, 12, 6, 5, 7, 634. What is the median of the numbers 75, 83, 69, 56, 71, 80, 65, 67, 77 and 44 ?35. 79 63 72 82 74 91 45 83 71 50 arrange the data into an array and find the median value36. Find the median the data of following frequency distribution table D 15 - 19 20 - 24 25 - 29 30 - 34 35 - 39 F 5 7 15 10 1337. 100 80 Find the median of the values data from three students 60 besides 40 Aris 20 Betty 0 Charlie Eko Mat B.Indo Bi.Ing38. 15, 10, 23, 18, 17, 25, 25, 19, 8, 6 arrange the data into an array and find the median value39. Find the median for the English lessons of 15 students the following 77, 81, 88, 76, 76, 65, 74, 81, 75, 69, 70, 69, 81, 87, 68
  6. 6. 40. Median of grouped data below is Value 87 79 65 81 Frequency 4 5 6 741. Find median of the data below Class F 16 – 23 10 24 – 31 17 32 – 39 7 40 – 47 5 48 – 55 842. Number of ATM transactions per day were recorded at 15 locations in a large city is 35, 49, 225, 50, 30, 65, 40, 55, 52, 76, 48, 325, 47, 32 and 6043. A booklet has 12 pages with the following numbers of words: 271, 354, 296, 301, 333, 326, 285, 298, 327, 316, 287 and 31444. The marks of nine students in a geography test that had a maximum possible mark of 50 are given below: 47 35 37 32 38 39 36 34 35. Find the median of this set of data values.45. 10 measurements made on the diameter of a cylinder produces the following data 3.88, 3.92, 3.97, 4.02, 3.95, 4.03, 3.92, 3.98, 4.00 and 4. 06. what is the median?
  7. 7. • Modus46. Find the mode of: 9, 3, 3, 44, 17 , 17, 44, 15, 15, 15, 27, 40, 8, 9, 1547. The number of points scored in a series of football games is listed below. 7, 13, 18, 24, 9, 3, 18. Which score occurred most often?48. The following is the number of problems that Ms. Matty assigned for homework on 10 different days: 8, 11, 9, 14, 9, 15, 18, 6, 9, 10. What is the mode?49. In a crash test, 11 cars were tested to determine what impact speed was required to obtain minimal bumper damage. Find the mode of the speeds given in miles per hour below. 24, 15, 18, 20, 18, 22, 24, 26, 18, 26, 2450. A marathon race was completed by 5 participants. What is the mode of these times given in hours? 2.7 hr, 8.3 hr, 3.5 hr, 5.1 hr, 4.9 hr51. On a cold winter day in January, the temperature for 9 North American cities is recorded in Fahrenheit: -8, 0, -3, 4, 12, 0, 5, -1, 0. What is the mode of these temperatures?52. The test scores of 9 seventh grade students are listed below. Find the mode. 82, 92, 75 , 91, 92, 89, 95, 100, 8653. The typing speeds of 12 secretaries are recorded below (in words per minute). Find the mode. 35, 43, 39, 46, 43, 47, 38, 51, 43, 38, 40, 4554. The manager of a video shop recorded the number of blank tapes sold per day in 2 weeks (below). 132, 121, 119, 116, 130, 119, 131, 117, 119, 135, 119, 129, 119, 134 . What is the mode?
  8. 8. 55. Ten earthquakes were measured using the Richter scale and their magnitudes are: 7.0, 6.2, 7.7, 8.0, 6.4, 7.2, 5.4, 6.6, 7.0, 5.9. Find the mode.56. Eleven daily temperatures for Juneau, Alaska are listed below, in degrees Fahrenheit. Which of the following statements is true? -21, 0, +2, -15, 0, +5, -18, +7, 0, -32, +21 - There is no mode. - The mode is 0. - The mode is -21. - The data set is bimodal.57. Consider the following set of height values for a fifth-grade class below. Find the mode. 25 20 22 15 10 12 5 10 5 0 100 - 119 120 - 139 140 - 159 160 - 17958. Find the mode of the following integers: -18, -13, 0, +16, +3, -15, 0, +11, -14, 0, +1259. The grade point averages of 10 students are listed below. Find the mode grade point average. 3.15, 3.62, 2.54, 2.81, 3.97, 2.81, 1.93, 2.63, 2.50, 2.8160. D 60 - 62 63 - 65 66 - 68 69 - 71 72 - 74 F 10 25 32 15 18 100 Find the mode of grouped data above is?
  9. 9. Quartile, Decile and Percentile61. A class off 22 students receives the following scores on an exam: 50, 50, 52, 58, 58, 61, 64, 64, 67, 68, 72, 74, 76, 78, 78, 79, 83, 85, 92, 92, 96, 98 What is the first and third quartile? What is the second decile and the fourth decile? What is the 15th percentile?62. Range of numbers: 13 13 13 20 26 27 31 34 34 34 35 35 36 37 38 41 41 41 45 47 47 47 50 51 53 54 56 62 67 82 What is the second and third quartile? What is the fifth decile and the eighth decile? What is the 67th percentile?63. F What is the 5th and 8th quartile? 16 What is the 8th decil? 14 12 What is the 50th percentile? 10 8 6 4 2 0 30 - 41 42 - 53 54 - 65 66 - 77 78 - 89 90 - 101
  10. 10. 64. No Skill No Skill No Skill 1 50 21 55 41 87 2 45 22 55 42 90 3 35 23 55 43 91 4 55 24 65 44 55 5 55 25 78 45 55 6 55 26 78 46 55 7 65 27 76 47 65 8 78 28 75 48 78 9 78 29 74 49 78 10 76 30 67 50 76 11 75 31 68 51 75 12 74 32 67 52 74 13 67 33 56 53 67 14 68 34 47 54 68 15 67 35 80 55 67 16 56 36 87 56 56 17 47 37 55 57 47 18 80 38 67 58 80 19 87 39 68 59 87 20 86 40 66 60 96 - Find the first, second and the third quartile - Find the first, fourth and the eighth decile - Find the 20th, 40th, 60th percentile65. D 50 - 69 70 - 89 80 - 99 100 - 119 120 - 139 F 15 12 25 19 9 - What is the fourth and sixth quartile - What is the eighth and ninth decile - What is the 25th, 45th and 50th percentile
  11. 11. • Variance and Standar Deviation66. Find out the Variance and Standar Deviation from data of table below about measured the heights of mitha’s dogs (in millimeters)67. Find out the Variance and Standar deviation from data below D F 40 – 49 15 50 – 59 35 60 – 69 10 70 – 79 16 80 - 89 24
  12. 12. 68. The Jaeger family drove through 6 midwestern states on their summer vacation. Gasoline prices varied from state to state: $1.79, $1.61, $1.96, $2.09, $1.84, $1.75. What is the range?69. Ms. Kaiser listed 9 integers on the blackboard. What is the range of these integers? 14, -12, 7, 0, -5, -8, 17, -11, 1970. A marathon race was completed by 5 participants are 2.7 hr, 8.3 hr, 3.5 hr, 5.1 hr, 4.9 hr . What is the range of times given in hours above?71. Find out the range of these distances run by 6 marathon runners: 10 km, 15 km, 12 km, 14 km, 8 km, 16 km72. Find the range of these quiz scores: 93, 79, 83, 89, 90, 71, 8573. Find the range of these race times given in seconds: 7.3 s, 8.4 s, 8.0 s, 7.5 s, 9.4 s, 8.7 s, 9.1 s74. Employees at a retail store are paid the hourly wages listed below. What is the range of these hourly wages? $7.50, $9.25, $8.75, $9.50, $7.25, $8.5075. In a game, points were won and lost, represented by integers. What is the range of points given beside? -14, +21, -17, +25, 0, -19, +11, -20, +1876. The weights of 9 students, measured in pounds, are recorded below. Find out the mean weight. 135, 120, 116, 119, 121, 125, 135, 131, 12377. The mean price of 5 items is $7.00. The prices of the first four items are $6.50, $8.00, $5.50 and $6.00. How much does the fifth item cost?
  13. 13. 78. Find out the mode of the following test scores: 89, 78, 91, 82, 75, 89, 84, 95, 89, 9379. The mean of a set of data is 174.25 and the sum of the data is 1,394. How many numbers are in the set?80. The grade point averages of 10 students are listed below. Find the median grade point average. 3.15, 3.62, 2.54, 2.81, 3.97, 1.85, 1.93, 2.63, 2.50, 2.8081. Find out the mean driving speed for 6 different cars on the same highway. 66 mph, 57 mph, 71 mph, 54 mph, 69 mph, 58 mph82. Find out the mean swimming time rounded to the nearest tenth: 2.6 min, 7.2 min, 3.5 min, 9.8 min, 2.5 min83. Find out the mean of the whole numbers: 1, 8, 7, 6, 8, 3, 2, 5, 4, 584. 5.3, 5.5, 2.2, 4.8, 3.2. Find out the mean85. Find out the mean rounded to the nearest tenth: 0.34, 0.12, 0.48, 0.56, 0.71, 0.8, 0.65, 0.8286. Employees at a retail store are paid the hourly wages listed below. What is the mean hourly wage? $7.50, $9.25, $8.75, $9.50, $7.25, $8.7587. What is the mean test score? 83, 71, 91, 79, 87, 80, 95, 79, 91, 85, 94, 73
  14. 14. 88. Lauras math test grades are 87, 93, 89 and 85. What grade must she get on the fifth test in order to get a mean of 90 for the term?89. A small company has a limited budget for salaries. It can afford to pay an average of $35,000 a year to its employees. If the first 5 employees are paid: $37,000, $38,000, $33,000, $39,000 and $29,000, then how much money can they pay the sixth employee without exceeding their budget?90. During the first marking period, Nicoles math quiz scores were 90, 92, 93, 88, 95, 88, 97, 87, and 98. What was the median quiz score?91. Seven teenagers receive the allowances listed below. What is the median allowance? $15, $10, $12, $18, $14, $15, $892. The annual snowfall in inches for New York City for the last 9 years is listed below. Find the median snowfall. 20.5 in, 26.1 in, 32.5 in, 18.9 in, 33.4 in, 29.7 in, 19.8 in, 25.6 in, 34.3 in93. Find the mean, median, mode, and range for the following list of values: 13, 18, 13, 14, 13, 16, 14, 21, 1394. Quartile deviation from the following data is 6, 7, 7, 8, 3, 5, 6, 3, 9, 895. For 4 consecutive years, a homeowner buy oil for the furnace hearth at a price of $ 0.80 each,0.90, 1.05, 1.25 per gallon. what is the mean price and determine the median
  15. 15. 96. Find out the mean, median and mode for each set of numbers below: (a) 7, 4, 10, 9, 15, 12, 7, 9, 7 (b) 8, 11, 4, 3, 2, 5, 10, 6, 4 1, 10, 8, 12, 6, 5, 797. Time to Number of Watch Students (per minute) 300 – 339 14 400 – 499 46 500 – 599 58 600 – 699 76 700 – 799 68 800 – 899 62 900 - 999 48 1000 – 1099 22 1100 - 1199 6a. What is the rangeb. What is the mean, median and modec. Find out the second and the third quartiled. Find out the ninth decilee. Find out the 25th, 35th and 40th percentilef. Determine the Variance and Standar Deviation
  16. 16. 98. The annual mortality data in the United States (engineering) 300 250 200 2003 150 2006 100 2009 50 0 1-4 5-14 15-24 25-34 35-44 45-54 55-64 65-74 75-84 85+ From the data above - find out the mean of mortality value (2003, 2006, 2009) - find out the median and mode (2003, 2006, 2009) - find out the third quartile (2003), the fourth decile (2006) and 20th percentile (2009) - find out the Variance and Standar Deviation (2003)99. D 30 - 39 40 - 49 50 - 59 60 - 69 70 - 79 80 - 89 90 - 100 F 9 32 43 21 11 3 1 120 - Find out the mean, median and mode from the data above - Find out the Q2, 6th decile, 15th
  17. 17. 100. Employee Wage Data of PT . Internusa2000 40 30 20 10 0 $250 -269 $270 - 289 $290 -309 $310 - 329 Find out the mean, median and mode of wage value101. Weight per pound 14 12 10 8 6 4 2 0 118 - 126 127 - 135 136 - 144 145 - 153 154 - 162 163 - 171 172 - 180 Find out the Second Quartile, 7th decile and 25th percentile
  18. 18. 102. D Tab. Freq F 118 – 122 | 1 123 – 127 || 2 128 – 132 || 2 133 – 137 |||| 4 138 – 142 |||| | 6 143 – 147 |||| ||| 8 148 – 152 |||| 5 153 – 157 |||| 4 158 - 162 || 2 163 – 167 ||| 3 168 - 172 || 2 173 - 177 | 1 Find out the Variance and Standar Deviation from data above
  19. 19. Thank you

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