1332.0.55.002 - Statistical Language!, 2008

ARCHIVED ISSUE Released at 11:30 AM (CANBERRA TIME) 27/06/2008 First Issue

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Contents
In this issue
About this Release
Statistical Language!

Data
Definitions
Example
Index
Definition
What do indexes tell you?
How can we calculate an Index?
When is an index not appropriate?
Mean
Definition
Here's another way of looking at it!
How do you calculate the mean?
When is the Mean not a useful measure?
Measures of Error and Spread
Definitions
Calculations
Using Standard Deviation, Standard Error and Relative Standard Error
Median
Definition
What can the Median tell you?
How do you calculate a Median?
When is the Median not a good measure of central tendency?
Mode
Definition
What does the mode tell you?
How do you calculate a mode?
When is the mode not a good measure of central tendency?
Percentage
Definition
What does Percentage tell you?
How do you calculate the Percentage?
Benefits and downfalls of Percentage
Population, Sample and Estimate
Definitions
What do populations and samples tell us?
Which to use in a survey - Population or Sample?
Probability
Definition
What can Probability tell you?
How do you calculate Probability?
Benefits and downfalls of Probability
Quantitative and Qualitative
Definitions
Example
Range
Definition
What does the Range tell you?
How is the Range calculated?
Benefits and downfalls of using the Range
Rate
Definition
What does Rate tell you?
How is the Rate calculated?
Ratio
Definition
What does Ratio tell you?
How do you calculate the Ratio?
Time Series
Definition- Time series
Why are Time-series Created?
Definition- Seasonally Adjusted Time-series
Why are Time-series Seasonally Adjusted?
Definition- Trend Time-series
Why are Trend Time-series Created?
Take care when using Time series

CONTENTS