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20. Statistics
PAPER 2
(2003,Q13) The bar chart in Diagram 4 shows the money made from sales in a school canteen in five days.
State the greatest increase between two consecutive days. Give your answer, in RM.[2 marks]
Answer :
(2004, Q8) The data in Diagram 5 shows marks obtained by 20 participants in a quiz.
1 4 6 5 4 6 3 5 4 6
2 1 2 4 6 1 2 4 2 3
Diagram 5(a) Using the data, complete the frequency table in the answer space.(b) State the mode.
[3 marks]Answer :(a)
Marks 1 2 3 4 5 6Frequency
(b)
(2004, Q19) Table 1 shows the number of books in the reading corners of three classes.
Class Number of BooksAman 75Bestari 60
Cerdas 90 Table 1
The information of Bestari class is shown fully in pictograph in the answer space.Complete the pictograph to represent all the information in Table 1.
Monday Tuesday Wdenesday Thursday Friday
RM
Day
Diagram 24
200
400
600
0
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20. Statistics
[3 marks]Answer :
Number of books in the reading corners
Aman
Bestari
Cerdas
Represents ………….. books
(2005, Q19) Table 1 shows the number of students who play four types of games.
Types of games Number of studentsPing-pong 8
Badminton 15Hockey 25
Hand ball 12 Table 1
The information for badminton is shown fully in the pie chart in the answer space.Complete the pie chart to represent all the information in Table 1.
[5 marks]Answer :
(2006, Q7) Table 1 shows the profit made from the sales of nasi lemak at a stall over five days.
Day Monday Tuesday Wednesday
Thursday Friday
Profit (RM) 32 40 24 28 28
Table 1On the Diagram in the answer space, draw a line graph to represent all the information in Table1. Use the scale 2 cm to RM8 on the vertical axis
[4 marks]Answer :
900
Badminton
Profit
(RM)
28
24
20
16
12
8
4
0
32
36
40
44
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20. Statistics
Mon Tues Wed Thurs Fri Day
Diagram 4(2006,Q8)Diagram 5 is a pie chart which shows the number of pupils in five groups who complete anassignment during a motivational camp.
(2007, Q13)
Table 1 shows three activities participated by a group of 50 students.
Activities Number of students
Chess 24Hockey MChoir 18
(a) Find the value of M(b) Hence, represent all the data by drawing a bar chart in the answer space.
[4 marks]Answer :(a)
(b)
Table 1
Number of students
ActivitiesChess Hockey Choir
28
24
20
16
12
8
4
0
10
Tuah
12
8
x
2xLekir
Jebat
Kasturi
Lekiu
It is given that the total number of pupils who completethe assignment is 36.(a) Find the value of x.(b) Calculate the angle of the sector representing the Tuah group.
Show your working.(c) State the mode of your data.
[5 marks]Answer :(a)(b)
(c)
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20. Statistics
(2007, Q14)Diagram 3 shows the scores obtained by 15 P0lice Cadets in a shooting competition.
1 , 2 , 4 , 3 , 1 , 2 , 4 , 1 , 3 , 2 , 1 , 3 , 1 , 1 , 3
Diagram 3
(a) Using the data, complete the frequency table in the answer space.(b) State the median.
[3 marks]Answer :(a)
Score Frequency1
23
4
(b) Median =
(2008, Q15)
Table 15 in the answer space shows the number of gold medals obtained by four schools in asport competition. The information for school L is shown fully in the pie chart in Diagram 15.Complete ; (a) the angles of the sectors for school M and school N in Table 15.
(b) the pie chart in Diagram 15 to represent all the transformation in Table 15.[5 marks]
Answer :(a)
School Number of gold medals Angle of sectorK 10 30o
L 60 180o
M 20N 30
(b)
•
L
180oDiagram 15
Table 15
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20. Statistics
(2009, Q18) Table shows the number of geometrical sets sold over four days.
Day Monday Tuesday Wednesday
Thursday
Number of geometrical sets
3 8 4 9
On the diagram in the answer space, the information for Monday is shown in the bar chart.Complete the bar chart to represent all the information in table above.
(2009, Q18)Diagram is a pie chart showing the number of rambutans eaten by 4 students.
Day
Thursday
Wednesday
Tuesday
Monday
Number of geometricalsets
• Chong20
David
18
Ali12
Muthu10
Calculatea) The mean number of rambutans eaten by a student,b) The angle of the sector representing David.
[4 marks]Answer :
a)b)
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20. Statistics
(2010, Q13)
Score
Skor
Frequency
Kekerapan
1 32 23 54 45 6
[3 marks]Answer :
a)
Score
Skor
Frequency
Kekerapan
Score × Frequency
Skor × Kekerapan1 3 32 23 54 45 6
b)
(2010, Q14)
Games
Permainan
Number of
studentsBilangan muridHockey
Hoki35
FootballBola
sepak P
TennisTenis
40
NetballBola
Jaring65
[3 marks]Answer :
a)
Table shows the score obtained by 20 students in an archery
competition. Jadual menunjukkan skor yang diperoleh 20 orang murid dalam suatu pertandingan memanah.
a) Complete table in the answer space(Lengkapkan jadual diruang jawapan)
b) Calculate the mean score(Hitung min skor )
Table shows four games played by 200 students. Jadual menunjukkan empat permainan yang disertai oleh 200orang murid.
c) Find the value of p(cari nilai p)d) Hence, complete the bar chart in diagram in the answer
space by using the data in the table.(Seterusnya, lengkapkan carta palang pada rajah padaruang jawapan dengan menggunakan data dalam
Number of studentsBilangan murid
7060504
030
20100 Games
Permain
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20. Statistics
H o c k e y
F o o t b a l l
T e n n i s
N e t b a l l
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