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Page 1: Statistik Kertas 1 Ting 4

1. From the following class interval, which has the size of 7 ?

A 1 – 7

B 1 – 8

C 2.0 – 2.6

D 2.0 – 2.7

2. A class interval for students’ marks is 70.0 – 79.0. The lower limit of the class interval is

A 69.5

B 70.0

C 79.0

D 79.5

3. The table below shows the result of the students in Form 4A in a test. The size of the class interval for the data is

A 5

B 9

C 10

D 30

4. The table below shows the result of students in a test.

What is the lower boundary for the lowest class?

A 51

B 50.5

C 50

D 49.5

5. State the midpoint of the class interval 15 -18.

A 15.5

B 16.5

C 17

SMK SERI BADONGMathematics

Test : Statistic 03 July 2007 1 Hour

Nama Pelajar : Kelas : Form 4 Markah :

1. This question paper consists of 60 questions.2. Answer all questions. 3. Every question is followded by four suggested answers. Choose only one correct answer.

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D 18.5

6. State the modal class by referring to the table below.

A 2.1 – 3.0

B 3.1 – 4.0

C 4.1 – 5.0

D 5.1 – 6.0

7. Based on the data given below, find the mean.

A 3

B 4.1

C 4.55

D 5

8. Based on the following table, find the

lower limit for the class interval 31 – 40.

A 30.5

B 31

C 39.5

D 40

9. Based on the table below, the missing

class interval is

A 1.3 – 1.8

B 1.3 – 1.9

C 1.4 – 1.8

D 1.4 – 1.9

10. Given that the largest value for a data is 38 whereas the smallest value is 12. If there are 6 class intervals, the perfect size of class interval will be

A 4

B 5

C 6

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D 7

11. Based on the table below, calculate the size of the class interval.

A 7

B 8

C 9

D 10

12. Based on the table below, find the lower boundary of class interval 11- 20.

A 10

B 10.5

C 11

D 11.5

13. Based on the following table, find the modal class.

A 45 – 49

B 49.5 – 54.5

C 50 – 54

D 50.5 – 54.5

14. Based on the following frequency table, find the accumulated frequency for the class interval 50 - 54.

A 21

B 10

C 8

D 9

15. Based on table below, find the midpoint of the modal class.

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A 13.5

B 135.5

C 136

D 136.5

16. Based on the following table, find the midpoint of the class interval 161 – 170.

A 160

B 151

C 165.5

D 141

17. Based on the table below, calculate the mean of the marks.

A 20.55

B 21.55

C 21.65

D 22.25

18. Based on the table below, find the midpoint of the modal class.

A 22

B 23

C 21

D 20

19. The following histogram shows the statistic of a group of participants in a contest. Find the mean of the age of the participants.

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A 32.0

B 36.8

C 37.3

D 38.6

20. The following histogram shows the statistic of a group of participants in a contest. Find the percentage of participants aged over 40 years old.

A 17

B 20

C 32

D 34

21. The frequency polygon below shows the thickness of 100 books in a library. Find the modal class.

A 10.5 mm – 15.5 mm

B 11 mm – 15 mm

C 12 mm – 15 mm

D 12.5 mm – 15.5 mm

22. The frequency polygon below shows the thickness of 100 books in a library.

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Given that of the books from the

thickness range of 5 mm – 20 mm are written in Malay whereas the remaining are written in English. Find the books which are written in English from the thickness range of 5 mm – 20 mm.

A 32

B 40

C 48

D 60

23. The table below shows the height of a

group of students.

Find the minimum value of x if the modal class is 160 – 169.

A 19

B 20

C 21

D 27

24. The table below shows the height of a group of students.

State the size of the class interval for the above data.

A 9

B 10

C 12

D 14

25. The table below shows the marks gained by participants in a competition.

Find the mode marks.

A 10

B 11

C 40

D 280

26. The age of workers in a factory are shown in the following histogram.

Find the modal class.

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A 30.5 – 35.5

B 31 – 35

C 35.5 – 40.5

D 36 – 40

27. The age of workers in a factory are shown in the following histogram.

Find the total number of workers in the factory.

A 45

B 60

C 80

D 90

28. Which of the following class intervals have the same size?

I 21 - 25II 26 - 30III 41 - 45IV 46 - 52

A I and II onlyB I and IV onlyC I, II and III onlyD II, III and IV only

29. The average jogging time per day for 100 runners are shown in the following frequency polygon.

Calculate the mean of the average jogging time.

A 2.275

B 3.65

C 4.55

D 4.65

30. The average jogging time per day for 100 runners are shown in the following frequency polygon.

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Find the percentage of runners who jogged more than 5 minutes per day.

A 25%

B 50%

C 45%

D 55%

31. The ogive in the figure below shows the weight in kg of a group of students in a class.

Find the median.

A 50 kg

B 50.5 kg

C 57 kg

D 60.5 kg

32. The ogive in the following figure shows the weight in kg of a group of students in a class.

The first quartile is

A 12.5 kg

B 37.5 kg

C 45.5 kg

D 57.5 kg

33. The ogive in the figure below shows the weight in kg of a group of students in a class.

Find the number of students whose weight is at least 57.5 kg.

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A 4

B 6

C 10

D 40

34. The ogive in the figure below shows the marks scored by a group of students in a test.

Find the median.

A 20

B 25

C 50

D 53

35. The ogive in the figure below shows the

marks scored by a group of students in a

test.

Find the interquartile range.

A 30

B 40

C 47

D 70

36. The table below shows the frequency and

accumulated frequency for the length of

leaves collected by Ahmad.

Find the value of x.

A 29

B 31

C 40

D 50

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37. The table below shows the frequency and

accumulated frequency for the length of

leaves collected by Ahmad.

Find the mean of the length of leaves.

A 4.3 cm

B 4.7 cm

C 5.1 cm

D 9.4 cm

38. The table below shows the frequency and

accumulated frequency for the length of

leaves collected by Ahmad.

If the frequency table is represented by a pie chart, calculate the angle of the sector which represent the frequency of the length in the range of 4.1 cm to 4.9 cm.

A

B

C

D

39. The table below shows the points gained

by a group of students in a quiz.

Find the mode of the data.

A 2

B 3

C 4

D 5

40. The table below shows the points gained

by a group of students in a quiz.

Find the number of students who scored three points.

A 6

B 7

C 8

D 13

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41. The table below shows the points gained

by a group of students in a quiz.

Find the number of students who took part in the quiz.

A 21

B 25

C 40

D 68

42. Given a set of data 2, 3, 4, x, y, 11 arranged in ascending order. If the mean is 6 and the value of y is equal to x, find the median.

A 4

B 6

C 7

D 8

43. Given a set of numbers as 1, 5, 3, 8, 7, 15 and 12. Find the range of the data.

A 10

B 14

C 16

D 20

44. Given a set of numbers as 4.8, 3.2, 1.6, 5.0, 7.2 and 1.2. Find the range of the data.

A 3.6

B 5.6

C 6.0

D 6.2

45. Determine the mode of the data below. 8, 6, 8, 6, 12, 12, 8, 10.

A 6

B 8

C 10

D 12

46. Determine the median of the data below.3, 3, 5, 7, 9, 1, 10, 8, 10, 8.

A 6

B 6.5

C 7.5

D 8

47. Referring to the table below, determine the size of the class interval.

A 3

B 4

C 5

D 6

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48. Referring to the table below, state the value of the lower boundary for the class interval 416 - 420.

A 415.5

B 416

C 416.5

D 420.5

49. In the table below, find the modal class.

A 36 - 40

B 36.5 - 40.5

C 41 - 45

D 41.5 - 45.5

50. In the table below, calculate the mean of

the weight.

A 36.15

B 38.33

C 41.32

D 42.35

51. Based on the histogram below, state the modal class.

A 18.5 - 28.5

B 18.5 - 28

C 19 - 28

D 19 - 28.5

52. Based on the accumulated frequency table below, find the value of x.

A 20

B 26

C 36

D 54

53. The frequency table below shows the distance travelled by teachers from their houses to the school. Calculate the mean distance travelled by the teachers from their houses to the school.

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A 10.5

B 11.25

C 15.4

D 16.5

54. Complete the table below if the cumulative frequency is 50.

A 33

B 20

C 42

D 47

55. Based on the table below, find the value of x.

A 9.5 - 16.5

B 17 - 23

C 24 - 30

D 23.5 - 30.5

56. Based on the table below, calculate the size of the class interval.

A 4

B 8

C 9

D 10

57. Based on the table below, calculate the size of the class interval.

A 0.5

B 1

C 2

D 4

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58. The pictograph below shows the number

of visitors to Museum Sultan Abu Bakar,

Pekan, Pahang on a particular day.

Given that the number of women visitors is 37.5 % from the total number of visitors on that day, find the number of man visitors.

A 80

B 120

C 240

D 280

59. The table below shows the marks scored

by a group of students in a mathematic

test.

If the median is 15, find the value of x.

A 5

B 6

C 7

D 8

60. The table below shows the marks scored

by a group of students in a Geography test.

Given that the total marks for the test is 5 marks, find the number of students who scored 5 marks.

A 3

B 2

C 4

D 1