The following table shows the average earnings by gender of Canadian workers. 
The changes in earnings for men and women are to be compared. Unfortunately, the base period of
1998 is different for the two groups.
Determine the average earnings increase for both men and women over the period 1998 to 2005.
Definitions:
Typing Speed
The rate at which a person can type text accurately, typically measured in words per minute (WPM).
Reading Speed
The rate at which a person can read and comprehend text, often measured in words per minute.
Regression Analysis
A statistical method used for estimating the relationships among variables, often for predicting a dependent variable from one or more independent variables.
Entering GPA
The grade point average of students at the time they are admitted into an educational institution.
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