Form 2 - Chapter 13

Chapter 13: Statistics
Paper 1 This test paper contains 20 questions. Answer ALL the questions. The diagrams accompanying the questions are not drawn to scale unless mentioned. You are allowed to use a scientific calculator that cannot be programmed. Questions 1 3 refer to Table 1. Table 1 which shows the points obtained by a group of students during a game. Points Number of students 1 2
TABLE 1
2 6
3 7
4 4
5 1
What is the frequency for 5 points? A 1 C B 2 D 2
3 4
How many students obtained less than 4 points? A 2 C 19 B 4 D 15 What is the highest frequency in the table? A 5 C 7 B 6 D 20
Questions 4 and 5 refer to Diagram 1. Diagram 1 is a pictogram which shows the number of participants in a walkathon in 4 consecutive years.
2001 2002 2003
Pearson Malaysia Sdn Bhd 2008
Super Score Mathematics Form 2
2004
represents 80 participants
DIAGRAM 1
How many participants took part in the walkathon during the year 2003? A 3.5 C 280 B 240 D 300
If each participant paid RM8, what is the total collection for the year 2002? A RM3000 C RM4200 B RM3520 D RM5320 Questions 6 8 refer to Diagram 2. Diagram 2 is a bar chart which shows the number of cars of certain brands which used a particular stretch of road during a day.
DIAGRAM 2
What brand of car is the most frequently seen on this stretch of road? A Nissan C Toyota B Proton D Honda How many Honda cars were using this stretch of road on that day? A 32 C 44 B 40 D 48 Calculate the percentage of Proton cars using this stretch of road. A B
17 27 7 32 9 29
C D
1 2 5 39 6 35
Questions 9 11 refer to Diagram 3. Diagram 3 is a line graph which shows the number of residents in a town from 1997 to 2004.
DIAGRAM 3
During which year did the number of residents increase the most? A 1997 C 1998 and 2001 B 2001 D 1997 and 2000 How many residents were there in the town at the beginning of 2001? A 28 500 C 29 000 B 27 000 D 28 000 Calculate the percentage increase of residents during the year 2002. A B
10
11
1 11 1 10 5 9
C D
1 2 1 12 3 11
Questions 12 15 refer to Diagram 4. Diagram 4 is a bar chart which shows the amounts of rainfall in two towns P and Q from June to September 2004.
DIAGRAM 4
12
During which month did town P and Q have the same amount of rainfall? A June C August B July D September
13 In which month is the difference in rainfall between town P and town Q the largest? A July C June B July and August D August and September 14 Calculate the total rainfall for town P over the four months. A 18 C 22 B 20 D 24 Calculate the percentage increase in rainfall for town Q from July to August. A 300 C 150 B 200 D 75
15
Questions 16 18 refer to Diagram 5. Diagram 5 is a line graph which shows the number of televisions produced by a factory from 1998 to 2004.
DIAGRAM 5
16
The highest number of televisions produced is A 12 000 sets C 36 000 sets B 20 000 sets D 33 000 sets The largest drop in the number of televisions produced is A 7 500 sets C 12 000 sets B 9 000 sets D 15 000 sets The largest percentage increase in the number of televisions produced is A B
17
18
57
1 7 2 66 3
C D
80 90
Questions 19 and 20 refer to Diagram 6. Diagram 6 is a pictogram which shows the number of students obtaining grade A in a test from 4 different Form 2 classes in a school.
DIAGRAM 6
19
How many boys obtained grade A? A 14 C 16 B 15 D 17 How many students from Form 2B obtained grade A? A 5 C 12 B 10 D 14
20
Paper 2 This test paper contains 10 questions. Answer ALL the questions. The diagrams accompanying the questions are not drawn to scale unless mentioned. You are not allowed to use a calculator. 1 Table 1 is a frequency table. 1 3 2 1 2 3 2 6 5 1 3 5
TABLE 1
5 6 5 5
6 5 1 3
Find the frequency for 5. 2 Table 2 shows the number of children according to their age. Age Number of children 3 7
TABLE 2
4 1
5 1
6 8
In Table 2, which data has the highest frequency? Questions 3 and 4 refer to Diagram 1. Diagram 1 is a bar chart which shows the number of children in 24 families.
families
DIAGRAM 1
Which data has the highest frequency?
How many families have only one child?
Questions 5 to 7 refer to Table 3. Table 3 shows the number of students and their favourite drinks. Coffe e 5 Tea 8 Milk 12
TABLE 3
Choc olate 5
Fruit Juice 20
5 6 7
The most preferred drink is ________________. The percentage of students who preferred tea is ______________. The ratio of students who preferred milk to those students who preferred tea is _____________.
Questions 8 to 10 refer to Diagram 2. Diagram 2 is a line graph which shows the number of residents in village X and village Y from 1998 to 2004.
Y X
DIAGRAM 2
8 In which year is the difference in the number of residents between village X and village Y 1 500? 9 How many residents are there in village Y in the year 2002?
10 Calculate the percentage increase in the number of residents in village X from 2000 to 2002.

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Chapter 13: Statistics

What is the frequency for 5 points? A 1 C B 2 D 2

2001 2002 2003

Pearson Malaysia Sdn Bhd 2008

Super Score Mathematics Form 2

Pearson Malaysia Sdn Bhd 2008

Super Score Mathematics Form 2

Pearson Malaysia Sdn Bhd 2008

Super Score Mathematics Form 2

Pearson Malaysia Sdn Bhd 2008

Super Score Mathematics Form 2

Pearson Malaysia Sdn Bhd 2008

Super Score Mathematics Form 2

Pearson Malaysia Sdn Bhd 2008

Super Score Mathematics Form 2

Which data has the highest frequency?

Pearson Malaysia Sdn Bhd 2008

Super Score Mathematics Form 2

How many families have only one child?

Pearson Malaysia Sdn Bhd 2008

Super Score Mathematics Form 2

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