Neco 2023 Data Processing Question 1

Practice essay / theory question 1 from the 2023 Neco Data Processing examination. This question covers Data Processing Cycle, Data Collection Methods, Data Presentation .

Neco 2023 Data Processing Essay / Theory

Topics: Data Processing Cycle Data Collection Methods Data Presentation

Question 1 NECO • 2023 • DATA_PROCESSING • essay

A secondary school intends to use a computer‑based system to record the scores of its students in the end‑of‑term Mathematics examination. The school expects to have 240 score entries (each entry consists of a student’s name and the obtained mark out of 100).

Question Parts

( a )

State the four main stages of the data processing cycle that the school should follow, and briefly describe the purpose of each stage.

( b )

Suggest an appropriate method for collecting the scores and justify why it is suitable for this situation.

( c )

Explain how the raw scores can be transformed into a frequency distribution with class intervals of 10 marks (0‑9, 10‑19, …, 90‑100) and how the mean, median and mode of the scores can be obtained from this distribution.

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About This Question

This is Neco 2023 Data Processing Question 1. It is one of the essay questions from the 2023 Neco Data Processing examination.

The question covers Data Processing Cycle, Data Collection Methods, Data Presentation .

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