AQA GCSE STATISTICS 8382/2H HIGHER TIER PAPER 2 EXAM QUESTION PAPER (AUTHENTIC MARKING SCHEME ATTACHED)
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Course
STATISTICS
Institution
GCSE
AQA GCSE STATISTICS 8382/2H HIGHER TIER PAPER 2 EXAM QUESTION PAPER
(AUTHENTIC MARKING SCHEME ATTACHED)
Olivia wants to obtain a systematic sample of size 40 from a population of 2000 competitors in a race.
She numbers the competitors from 1 to 2000 and uses, as a starting point, competit...
AQA GCSE STATISTICS 8382/2H HIGHER TIER
PAPER 2 EXAM QUESTION PAPER
(AUTHENTIC MARKING SCHEME ATTACHED)
H
GCSE
STATISTICS
Higher tier Paper 2
Time allowed: 1 hour 45 minutes
Materials For Examiner’s Use
For this paper you must have:
Question Mark
• a calculator
• mathematical instruments. 1-4
5
Instructions 6
• Use black ink or black ball-point pen. Draw diagrams in pencil.
7
• Fill in the boxes at the top of this page.
• Answer all questions. 8
• You must answer the questions in the spaces provided. Do not write 9
outside the box around each page or on blank pages. 10
• If you need extra space for your answer(s), use the lined pages at the end of
11
this book. Write the question number against your answer(s).
• Do all rough work in this book. Cross out any work you do not want 12
to be marked. 13
14
Information
• The marks for questions are shown in brackets. TOTAL
• The maximum mark for this paper is 80.
• You may ask for more answer paper and graph paper. These must be
tagged securely to this answer booklet.
*JUN2283822H01*
IB/G/Jun22/E14 8382/2H
, 2
Do not write
outside the
Answer all questions in the spaces provided. box
1 A fair coin is tossed four times.
Circle the probability of getting ‘tails’ on all 4 tosses.
[1 mark]
1 1 1 1
2 4 8 16
2 Which one of these is not a measure of spread?
Circle your answer.
[1 mark]
interdecile range interpercentile range
standard deviation skewness
*02*
IB/G/Jun22/8382/2H
, 3
Do not write
outside the
3 Olivia wants to obtain a systematic sample of size 40 from a population of box
2000 competitors in a race.
She numbers the competitors from 1 to 2000 and uses, as a starting point, competitor
number 11
Circle the correct competitor number of the next person in her sample.
[1 mark]
12 21 51 61
4 Which statistical term means ‘the extent to which something gives results that are
consistent’?
Circle your answer.
[1 mark]
reliability validity
standard deviation unbiased 4
Turn over for the next question
Turn over ►
*03*
IB/G/Jun22/8382/2H
, 4
Do not write
outside the
5 BMI stands for Body Mass Index and is based on your height and mass. box
5 (a) Louise and William have this hypothesis,
“Our classmates have a lower BMI than other Year 11 students in the
country.” They collect height and mass data from some of their classmates.
Gender Height (m) Mass (kg)
Female 1.38 51
Female 1.27 48
Female 1.31 39
Female 1.42 45
Female 1.52 55
Male 1.68 71
Male 1.60 65
Male 1.74 82
Female 1.38 51
Male 1.69 78
Give one criticism of the collected data.
[1 mark]
*04*
IB/G/Jun22/8382/2H
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