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(c) lowest Total mark;

(d) mark midway between the highest and middle Total mark; and,

(e) mark midway between the middle and lowest Total mark.

3. The moderator will re-mark the lab practical activities for the other skills (ORR, AI and PD) that
are recorded in the five candidates’ lab books as well as the research projects where applicable.
Feedback will be provided by the Moderator to the teachers.

Where the total number of candidates is five or fewer, the Moderator will re-mark the skills for ALL the
candidates.

The Moderator will submit the moderated marks (moderation of SBA Sample form), the moderation
feedback report and the External Moderator report to the Local Registrar by 30 June of the year of the
examination. Candidates’ marks may be adjusted as a result of this exercise. A copy of the Assessment
Sheets and all candidates’ work must be retained by the school for three months after the examination
results are published by CXC®.

School-Based Assessment Record Sheets are available online via the CXC®’s website www.cxc.org.

All School-Based Assessment Record of marks must be submitted online using the SBA data capture
module of the Online Registration System (ORS).

ASSESSMENT DETAILS

Each Unit of the syllabus is assessed as outlined below.

External Assessment by Written Papers (80% of Total Assessment)

1. Paper 01 consists of 45 multiple-choice items. There will be a combined question paper and
answer booklet for Paper 02.

2. S.I. Units will be used on all examination papers.

3. The use of silent, non-programmable calculators will be allowed in the examination.
Candidates are responsible for providing their own calculators.

4. Data not specifically required to be recalled, defined or stated will be made available for this
examination.

Paper 01 (1 hour 30 minutes – 40% of Total Assessment)

1. Composition of the Paper

This paper will consist of 45 multiple-choice items, 15 from each Module. All questions are
compulsory and knowledge of the entire Unit is expected. The paper will assess the
candidate’s knowledge across the breadth of the Unit.

CXC A10/U2/17
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