Data

Curriculum details

Strand

Handling Data (Strand 4)

Sub-strand

Data (4.1)

Content standard

B9.4.1.2 - Select, justify, and use appropriate methods of collecting data (quantitative and qualitative), organise and analyse the data (grouped/ungrouped) to interpret the results using the descriptive statistics (measures of central tendency and range).

Indicator

B9.4.1.2.2 - Organise and analyse data and interpret the results using the descriptive statistics (i.e. minimum, maximum, measures of central tendency and range) to answer a given question.

Suggested placement

Term 3, Week 10 (Week 34 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

Mathematics, Common Core Programme (JHS1-JHS3), 2023, p. 217

Transcribed from the official NaCCA publication. Check this page against the source.

Exemplars (from the NaCCA curriculum)

Refer to E.g. 1 of B9.4.1.1.2 and find (minimum, maximum, measures of central tendency and range)
i. The minimum lifespan, to the nearest hour, of the bulbs tested.
ii. The maximum lifespan, to the nearest hour, of the bulbs tested.
iii. The range of the data collected from the life-testing.
iv. What is the mean lifespan of the bulbs?
v. What is the median of the lifespan of the bulbs?
vi. What is the mode of the lifespan of the bulbs?
vii. When placing an order for the bulbs tested to sell in your shop, which of them will you consider buying?