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Surname
Centre Number
Candidate Signature
Candidate Number
Other Names Leave blank
For Examiners Use
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Section A Section B
Number Mark Number Mark
Examiners Initials
TOTAL
Total Section B
Total Section A
General Certificate of Secondary EducationNovember 2006
MATHEMATICS (MODULAR) (SPECIFICATION B) 33001/HAModule 1 Higher Tier Section A
Monday 13 November 2006 1.30pm to 1.55pm
Time allowed for Section A: 25 minutes
Instructions
G Use blue or black ink or ball-point pen. Draw diagrams in pencil.G
Fill in the boxes at the top of this page.G Answerall questions.G Answer the questions in the spaces provided.G Use a calculator where appropriate.G Do all rough work in this book.G This paper is divided into two sections: Section A and Section B.G After the 25 minutes allowed for Section A, you must put your
calculator on the floor under your seat. You will then be given
Section B.G When you have answered Section B you may work again on
Section A but you may not use your calculator. It must remain on the
floor under your seat.G At the end of the examination tag Section A and Section B together
with Section A on top.
Information
G The maximum mark for Section A is 20.G The marks for questions are shown in brackets.G You may ask for more answer paper and graph paper. These must be
tagged securely to this answer book.
AdviceG In all calculations, show clearly how you work out your answer.
APW/Nov06/33001/HA
H
33001/HA
For this paper you must have:G a calculator
G mathematical instruments
G a treasury tag
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Answerall questions in the spaces provided.
6
1 50 new members of a fitness club were timed to complete a set of exercises.
Their results are summarised in the table.
(a) Calculate an estimate of the mean time.
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Answer .............................................................................. seconds (4 marks)
(b) Draw a frequency polygon for the data in the table.
(2 marks)
Time, t (seconds) Frequency
100 t 120 18
120 t 140 12
140 t 160 15
160 t 180 5
0 110 130 150 170 190 200100 120 140
Frequency
Time, t(seconds)
160 180
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2 100 students recorded the number of hours in a week they spent using a computer.
The table shows the results.
(a) Complete the cumulative frequency table below.
(1 mark)
(b) Draw a cumulative frequency diagram on the grid opposite.
Number of hours Frequency
0 to less than 5 17
5 to less than 10 23
10 to less than 15 18
15 to less than 20 16
20 to less than 25 15
25 to less than 30 11
CumulativeNumber of hours
frequency
Less than 5 17
Less than 10 40
Less than 15
Less than 20
Less than 25
Less than 30
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(3 marks)
(c) Use your graph to estimate the number of students who spent more than 17 hoursusing a computer.
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Answer ........................................................................................... (2 marks)
00 5 10 15 20 25 30
10
20
30
40
50
60
70
80
90
100
Cumulative
frequency
Number of hours
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3 Corri works in an electrical shop.
She is asked to test a sample of 50 light bulbs stratified by type of light bulb.
The table shows the number of each type of bulb in the shop.
Calculate the number of 60W bulbs required for her stratified sample.
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Answer ........................................................................................... (3 marks)
3
Type of bulb 40 W 60 W 100 W
Number of
bulbs240 680 150
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4 The histogram shows the length of time it takes to sell houses on an estate.
(a) Calculate the total number of houses that were sold.
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Answer ........................................................................................... (2 marks)
(b) Calculate an estimate of the median time to sell a house on the estate.
Show your working.
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Answer ............................................................................... months (3 marks)
END OF SECTION A
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00 2 4 6 8 10 12
Time (months)
14 16 18 20 22 24
2
1
3
4
Frequency
density5
6
7
8
9
10
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Copyright 2006 AQA and its licensors. All rights reserved.
There are no questions printed on this page
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Surname
Centre Number
Candidate Signature
Candidate Number
Other Names Leave blank
General Certificate of Secondary EducationNovember 2006
MATHEMATICS (MODULAR) (SPECIFICATION B) 33001/HBModule 1 Higher Tier Section B
Monday 13 November 2006 2.00pm to 2.25pm
Time allowed for Section B: 25 minutes
Instructions
G Use blue or black ink or ball-point pen. Draw diagrams in pencil.G
Fill in the boxes at the top of this page.G Answerall questions.G Answer the questions in the spaces provided.G Do all rough work in this book.G You may not use your calculator in Section B. Your calculator must
remain on the floor under your seat.G When you have answered Section B you may work again on
Section A but you may not use your calculator. It must remain on the
floor under your seat.G At the end of the examination tag Section A and Section B together
with Section A on top.
Information
G The maximum mark for Section B is 20.G The marks for questions are shown in brackets.G You may ask for more answer paper and graph paper. These must be
tagged securely to this answer book.
Advice
G In all calculations, show clearly how you work out your answer.
APW/Nov06/33001/HB
H
33001/HB
For this paper you must have:G mathematical instruments
You must not use a calculator.
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Answerall questions in the spaces provided.
5 Phil wants to test if a six-sided dice is biased.
He rolls the dice 20 times.
Here are his results.
2 3 5 6 1 2 4 5 6 2
3 4 2 1 2 3 5 6 2 1
(a) Complete the relative frequency table.
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(2 marks)
(b) Phil concludes that the dice is biased towards a number.
Write down the number that you think the dice is biased towards.
Explain your answer.
Number .......................
Explanation ........................................................................................................................
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(1 mark)
(c) Phil decides to roll the dice 100 times.
Calculate an estimate of the number of times that the dice will land on 4.
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Answer ........................................................................................... (2 marks) 5
Number 1 2 3 4 5 6
Relative
frequency
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6 In a game a ball is dropped down a chute as shown in the diagram.
The ball falls into either the Win slot or the Lose slot.
The probability that the ball falls into the Win slot is always
Andrea plays the game twice.
(a) Draw a tree diagram to show the outcomes and the probabilities.
(3 marks)
Win
Lose
3
10
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(b) Calculate the probability that Andrea loses both times.
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Answer ........................................................................................... (2 marks)
Turn over for the next question
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7 The quarterly heating costs for a house are shown in the table.
(a) Why is a four-point moving average appropriate for this data?
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(1 mark)
(b) The heating costs and the moving averages are plotted below.
(i) Use a trend line to predict the value of the next four-point moving average.
Answer ......................................................................................... (1 mark)
(ii) Hence calculate an estimate of the heating costs for December 2006.
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Answer ....................................................................................... (3 marks)
5
DateJun Sept Dec Mar Jun Sept Dec
05 05 05 06 06 06 06
Heatingcosts ()
50 36 75 79 70 48
0Jun
05
Sept
05
Dec
05
Mar
06
Jun
06
Sept
06
40
60
80
90
30
50
70
Quarterly
heating
costs ()
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8 Joe hangs a shirt on the washing line using coloured pegs from a bag.
The bag contains 10 red, 5 yellow and 5 green pegs.
Joe picks two pegs at random from the bag to hang the shirt.
Calculate the probability that he picks two pegs of the same colour.
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Answer ........................................................................................... (5 marks)
END OF QUESTIONS
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Copyright 2006 AQA and its licensors. All rights reserved.
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