Pearson Edexcel GCE In Statistics 9ST0 Paper 01 Data and Probability Marking scheme June 2023

Pearson Edexcel

Mark Scheme (Results)


Summer 2023

Pearson Edexcel GCE
In Statistics (9ST0)
Paper 01: Data and Probability

,
, General Marking Guidance



Total marks
The total number of marks for the paper is 80.


Mark types
The Edexcel Statistics mark schemes use the following types of marks:
 M Method marks,
awarded for ‘knowing a method and attempting to apply it’,
unless otherwise indicated.
 A Accuracy marks can only be awarded if the relevant method (M) marks
have been earned.
 B Unconditional accuracy marks are independent of M marks
 E Explanation marks


NOTE: Marks should not be subdivided.


Abbreviations
These are some of the marking abbreviations that will appear in the mark schemes.
 ft follow through
 PI possibly implied
 cao correct answer only
 cso correct solution only
(There must be no errors in this part of the question)
 awrt answers which round to
 awfw answers which fall within (a given range)
 SC special case
 nms no method shown
 oe or equivalent
 dep dependent (on a given mark or objective)
 dp decimal places
 sf significant figures
  The answer is printed on the paper