In a Simple Linear Regression , the Least-Squares Line Is

question 18

True/False

In a simple linear regression , the least-squares line is = 2.73 - 1.02 , and the coefficient of determination is 0.7744. The correlation coefficient must be -0.88.

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Definitions:

Fixed Costs

Expenses that remain constant regardless of the level of production or sales activity, such as rent, salaries, and insurance premiums.

Variable Service Department Costs

Expenses in a service department that fluctuate in direct proportion to changes in the level of service activity or volume.

Budgeted Rate

A predetermined rate, often used for allocating costs or resources in a budget based on estimated expenditures.

Actual Activity

The real, measured amount of work performed or the level of production achieved over a specified period of time.