Exam (elaborations)
Pearson Edexcel Level 3 GCE Advanced PAPER 1 Data and Probability June 2023
- Institution
- PEARSON (PEARSON)
Pearson Edexcel Level 3 GCE Advanced PAPER 1 Data and Probability June 2023
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Please check the examination details below before entering yourcandidate information
Candidate surnameOther names
Centre Candidate
Number Number
Pearson Edexcel Level
3 GCE
Wednesday 7th June
Morning (Time: 2
2023
hours)
Paper
referen
ce
9ST0/0
Statistic 1
Advanced
sPAPER 1: Data and
Probability
You must have: Total
Statistical formulae and tables booklet, Marks
Calculator
Candidates may use any calculator allowed by Pearson
regulations. Calculators must not have retrievable
mathematical formulae stored in them.
Instructions
• Use black ink or ball-
• If pencil is used for diagrams/sketches/graphs it must be dark (HB or B).
•
• Use
Fill
black ink or ball-
pointinpen.
the boxes at the top of this page with
your name, centre number and candidate
• number.
point pen.
Answer
Answer all
thequestions
questionsand ensure that your answers to parts of questions are clearly
• labelled.
in the spaces
•
–provided
there may be more space than you need.
You should show sufficient working to make your methods clear.
Answers without working may not gain
• full credit.
Unless otherwise stated, inexact answers should be given to three
• Unless otherwise stated, statistical tests should be carried out at the 5% significance
Informat
level.
significant figures.
•
ion
A booklet ‘Statistical formulae and tables’ is
• There are 7 questions in this question paper. The total mark for this paper is 80.
• provided.
The marks for each question are shown
– use this as a guide as to how much time to spend on each question.
Advice
• in brackets
Read each question carefully before you start to answer it.
• Try to answer every
•
•
Check your answers if you have time
If you change your mind about an answer, cross it out and put your new answer and
question.
any
at the end.
working underneath.
,Turn over
, Answer ALL questions. Write your answers in the spaces provided.
1 Yin is the manager of a busy fast-food restaurant. He wants to get customer feedback on
the quality of the service at the restaurant.
AREA
DO NOT WRITE IN THIS
Three different sampling methods are considered by Yin.
Method 1
A staff member stands at the main exit to survey customers as they leave the restaurant.
(a) For Method 1, give
(i) one advantage,
(1)
(ii) one disadvantage.
AREA
DO NOT WRITE IN THIS
(1)
Method 2
An internet link to the survey is printed on the back of customer receipts.
(b) For Method 2, give
(i) one advantage,
(1)
AREA
DO NOT WRITE IN THIS
(ii) one disadvantage.
(1)
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