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Making Muffins

Achievement Objectives:

Achievement Objective: S4-1: Plan and conduct investigations using the statistical enquiry cycle: determining appropriate variables and data collection methods; gathering, sorting, and displaying multivariate category, measurement, and time-series data to detect patterns, variations, relationships, and trends; comparing distributions visually; communicating findings, using appropriate displays.
AO elaboration and other teaching resources

Purpose: 

The purpose of this activity is to engage students in applying the skills of a statistical enquiry to make a business decision.

Description of mathematics: 

The background knowledge and skills that need to be established before and/or during this activity are outlined in the diagram below:

Click to show example questions for each heading

This activity may be carried out with step by step guidance, or by allowing the student to follow their own method of solution. The approach should be chosen in sympathy with students' skills and depth of understanding.

Activity: 

 

A roadside ‘coffee cart’ offers drinks and muffins for sale.

To make a healthy profit, they need to make just enough muffins to nearly sell out by the end of the day.

Use the sales figures for the past three months to suggest how many muffins they should make for a typical day.

Sales figures (XLSX, 12KB)

The procedural approach  (show more)

  • The student is able to form a summary of relevant statistics and to use these to make an appropriate recommendation.

The conceptual approach  (show more)

  • The student is able to form a summary of relevant statistics, to comment on any trends in the data and to use these to make an appropriate recommendation.
AttachmentSize
MakingMuffinsSalesData.xlsx12.6 KB
MakingMuffins_full.pdf658.39 KB
MakingMuffins_conceptual.pdf430.47 KB
MakingMuffins_procedural.pdf431.49 KB