1.1 Review of statistical data from Linking Thinking 1
1.2 Representing data
1.3 Measures of central tendency and spread
The Learning Outcomes covered in this unit are contained in the following sections:
SP.3a SP.3b SP.3c SP.3d SP.3e SP.3f
Key words Pie chart
Stem and leaf plot
Back-to-back stem and leaf plot Average Mode Median Range Mean
Statistics 1
Something to think about …
You work for a company that has just produced a new energy drink. Your job is to develop an advertising campaign to encourage consumers to purchase your drink instead of the competitor's drink (Zoom energy drink).
Your advertisement should include graphs/charts and statistics. The information you present must be truthful, but how it is represented is up to you.
Your energy drink
Nutritional information
Energy Protein (g)
Typical value per 100 ml
42 kJ 10 kcal Trace
Carbohydrate (g) 2 of which sugars (g) 1 Fat (g) Salt
Vitamin B6 (mg) Nil Trace
% RDA 0 · 073%
Vitamin B12 (mg) 0 · 003% Calcium (mg):
37 · 5% Zoom energy drink
Nutritional information typical values per 100 ml
Energy Fat
200 kJ 47 kcal 0 g
of which saturates 0 g Carbohydrates 12 g of which sugars 11 g Protein Salt