20 - Statistics(P2).PMR

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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.

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Monday Tuesday Wdenesday Thursday Friday

RM

Day

Diagram 24

200

400

600

0



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 :

[email protected] 2

900

Badminton

Profit

(RM)

28

24

20

16

12

8

4

0

32

36

40

44



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.


(b)

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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)



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.


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)

[email protected] 4

•

L

180oDiagram 15

Table 15



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.

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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)



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)

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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



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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20 - Statistics(P2).PMR

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