Given the following sample data: 
a.Calculate the covariance and the correlation coefficient.
b.Comment on the relationship between x and y.
c.Determine the least squares line.
d.Draw the scatter diagram and plot the least squares line.
Definitions:
Public Sector
The portion of the economy composed of government services and public enterprises.
Pay Increases
Adjustments made to an employee's base salary to reflect changes in performance, market conditions, or cost of living.
Public Sector
The part of the economy composed of both public services and public enterprises, owned and operated by the government.
Generate Revenue
The process of producing income through sales of products, services, or other mechanisms within a business.
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