A Company Studying the Productivity of Its Employees on a New

question 24

Multiple Choice

A company studying the productivity of its employees on a new information system was interested in determining if the age $( X )$ of data entry operators influenced the number of completed entries made per hour (Y) . The regression equation is $\hat { y } = 14.374 - 0.145 x$ .
Suppose the actual completed entries per hour for an operator who is 35 years old was 8 . The residual is

• A) \(- 1.3\)
• B) \(2.6\)
• C) \(- 3.5\)
• D) \(1.3\)
• E) \(- 2.2\)

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Sales Taxes

Taxes imposed by governments on sales of goods and services, typically calculated as a percentage of the sale price.

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Relating to or denoting a method that reduces in pace or intensity over time or steps, often used in taxation to describe tax rates that increase less proportionally with the amount subject to tax.

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