QBM117 Business Statistics Descriptive Statistics Graphical Presentation of Qualitative Data Objective To summarise qualitative data using pie charts and bar charts Graphical Methods for Qualitative Data Qualitative data are categorical observations.
Graphical Presentation of Qualitative Data
The student placement office at a university in New South Wales conducted a survey of last year’s graduates from the Faculty of Economics and Commerce to determine the general areas in which the graduates found jobs. Each graduate was asked in which area he or she found a job. The results are given in the following table.
Construct a pie chart of the data.
Construct a bar chart of the data.
- grouped bar chart
- component bar chart
Consider the data in Table 2.12 on page 42 of the text (pg 40 abridged).
The data are the new passenger vehicle registrations in Australia by leading car manufacturers for 1997 and 1998.
We will construct a grouped bar chart of this data in Excel.
Consider the second table in Exercise 2.52 on page 54 of the text (pg 52 abridged).
The data are the sales revenue ($m) for the different Business Groups within Woolworths Ltd for 1997 and 1998.
We will construct a component bar and a 100% component bar chart of this data in Excel.