Given the Following Sample Data: ​

question 224

Essay

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.

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Definitions:

Preexisting Duty Rule

A legal principle stating that performing a duty one is already legally obligated to perform does not constitute valid consideration for a new contract.

Unforeseen Difficulties

Challenges or complications that could not have been predicted or expected, often affecting the execution of plans or projects.

Past Consideration

A concept in contract law that refers to an act or benefit given prior to the promise being made, which therefore does not constitute valid consideration for a contract.

Stock Options

Financial derivatives that give the holder the right, but not the obligation, to buy or sell a stock at a predetermined price within a specific period.