1. Chapter 1 – What is Statistics?
Statistics for Management and Economics-Sixth Edition Gerald Keller – Brian Warrack
Chapter 1 – What is Statistics?

2. Key Statistical Concepts
A population is the group of all items of interest to a statistics practitioners. It is frequently very large.
A descriptive measure of a population is called a parameter. The parameter of interest in Case 12.1 is the mean number of soft drinks consumed by all the students at the university.

3. Key Statistical Concepts
A sample is a set of data drawn from the population. A descriptive measure of a sample is called statistic.

4. Figure A1.1 Blank Excel screen

5. Figure A1.2 Blank Excel screen

6. Data Analysis (Excel)
The Analysis ToolPak is a group of statistical functions that come with Excel.
Click Tools and Data Analysis…
If Data Analysis… does not appear, click Adds-Ins… and select Analysis ToolPak.