Kumpulan soal statistik dalam Bahasa Inggris

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Transcript of Kumpulan soal statistik dalam Bahasa Inggris

STATISTIC

COLLECTION OF STATISTICAL PROBLEMS

TOPIC IDistribusi Frekuensi15, 10, 23, 18, 17, 25, 25, 19, 8, 6From data above arrange the numbers into an array, find the highest value, lowest value and the range one71, 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, 5

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, range

4.Determine the number of classes, the length of class and make the frequency distribution table5.Make more than table and less than table

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 80 69 70 69 74 83 76 80 69 71 80 68 78 70 69 69 73 80 75 72 83 68 73 61 66 96 79 65 86 67 75 88 75 82 67 73 77 72 61 81 74 75 88 72 64 72 85 66 77 86 63 71 76 65 76 80 69 68 70 77 85 64 91 75 76 74 80 76 77 85 88 62 76 75 71 85 88 71 79 67 81 82 76 72 90 69 88 66 81 77 74 81 65 69 71 89 74 75 75 85 67

From the data above find the highest number, lowest number, range

Determine value of the five students with the highest ranking

Determine value of the five students with the lowest ranking

How many students are getting value 75 or more

How Many students are getting value 75 or less

Percentage of students who get score above 75

Percentage of students who get score below 75

Determine the number and length of class then

Make the frequency distribution table, more than and less than table

Draw a histogram and polygram grafic

TOPIC IIMEASURES OF CENTRAL TENDENCY

Mean

Find the mean value from these data 5, 3, 5, 6, 7, 9, 4, 5, 7, 7, 5, 4, 7, 6, 6

If the numbers 5, 6, 7, 8 has a frequency of respectively 2, 3, 4, 5. determine the mean!

The set of numbers 2, 2, 5, 7, 9, 10, 12 and each number has a mode 9. calculate the mean

The final value of a student for the course of mathematics, physics, English, and health sciences, respectively 82, 86, 90, 70. determine the mean values

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 numbers

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 mean

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!

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?

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?

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.

27. 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 company's

29. 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 classes

30. 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.

DF30 3940 4950 5960 6970 7980 8990 - 10013114321329

Median

31. 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, 5

33. 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, 6

34. 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 value 36. Find the median the data of following frequency distribution table

37. Find the median of the values data from three students besides

38. 15, 10, 23, 18, 17, 25, 25, 19, 8, 6 arrange the data into an array and find the median value

39. 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

D15 - 1920 - 2425 - 2930 - 3435 - 39F57151013

40. Median of grouped data below is

41. Find median of the data below

42. 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 60

43.A booklet has 12 pages with the following numbers of words: 271, 354, 296, 301, 333, 326, 285, 298, 327, 316, 287 and 314

44. 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?Value 87796581Frequency4567

ClassF16 231024 311732 39740 47548 558

Modus

46. Find the mode of: 9, 3, 3, 44, 17 , 17, 44, 15, 15, 15, 27, 40, 8, 9, 15

47. 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, 24

50. 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 hr

51. 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, 86

53. 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, 45

54. 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?

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.

58. Find the mode of the following integers: -18, -13, 0, +16, +3, -15, 0, +11, -14, 0, +12 59. 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, 2.81

60.

Find the mode of grouped data above is?D60 - 6263 - 6566 - 6869 - 7172 - 74F1025321518100

Quartile, Decile and Percentile

61. 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, 98What 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 3841 41 41 45 47 47 47 50 51 53 54 56 62 67 82What is the second and third quartile?What is the fifth decile and the eighth decile?What is the 67th percentile?

63.What is the 5th and 8th quartile? What is the 8th decil?What is the 50th percentile?

64.

- Find the first, second and the third quartile - Find the first, fourth and the eighth decile - Find the 20th, 40th, 60th percentile

65. - What is the fourth and sixth quartile - What is the eigh