SHS1 Additional Mathematics · Semester 2 Week 12: Organising, Representing and Interpreting Data

Lesson notes

Learning Objectives

Indicator: 1.4.1.LI.1 - Identify and present appropriate ways of collecting and representing data.

By the end of the lesson, learners can:

Explain the importance of statistics in real life, giving at least three examples from Ghanaian society.
Distinguish between quantitative and qualitative data and between primary and secondary data, with appropriate examples.
Describe the main data collection methods (interviews, questionnaires, observation, and experiments) and state one advantage and one limitation of each.
Explain the four main sampling techniques (random, systematic, stratified, and convenient) and identify an ideal situation for using each.
Present findings on data collection and representation to the class, using appropriate mathematical vocabulary and respecting the views of others.

Sign in with your phone number to read the full note and download the GES plan - free.

Sign in with phone number

Curriculum details

Strand: Handling Data (Strand 4)
Sub-strand: Organising, Representing and Interpreting Data (4.1)
Content standard: 1.4.1.CS.1 - Investigate techniques for collecting data and determine measures of central tendency and dispersion. 1.4.1.LO.1 Collect quantitative and qualitative data, and organise and present data using graphs. 1.4.1.LO.2 Calculate the measures of central tendencies, and measures of dispersion and use simple language to interpret the results.
Indicator: 1.4.1.LI.1 - Identify and present appropriate ways of collecting and representing data.
Suggested placement: Semester 2, Week 12 (Week 32 of the year)
Our suggestion, laid out in curriculum order across three terms of twelve weeks. NaCCA does not fix the week, so follow your school's scheme of learning.
Curriculum reference: NaCCA curriculum document, p. 217

Exemplars (from the NaCCA curriculum)

Project-based learning, Talk for Learning, Group work, Presentation and Building on what others say.
Learning Experience: Learners conduct research on the importance of statistics in real life, the importance and uses of data, and the process of collecting data from a survey or census. Learners to present their findings to the class.
Activity 1: Learners in groups make a presentation on the importance of statistics in real life.
Activity 2: Learners present their findings on the importance of data and their uses to make informed decisions and policies.
Activity 3: Learners present the processes of obtaining data using different data collection processes such as interviews, questionnaires, observation, etc.
Activity 4: Learners present their findings on sampling techniques such as random, convenient, purposive, etc. and state an ideal situation where each technique can be used.
Teaching and Learning Resources:
- SHS curriculum
- Research journals
- Internet or e-books
- Real-life examples
- Software (Excel, SPSS)
Assessment (1.4.1.AS.1). The document marks these depth-of-knowledge levels for this indicator: Level 3 Strategic reasoning.