THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 30

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A sample of 8 households was asked about their monthly income (x) and the number of hours they spend connected to the internet each month (y) .The data yield the following statistics:
,
,
,
,
-Calculate the sample covariance between x and y.

• A)136.313
• B)155.786
• C)181.750
• D)159.032

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Definitions:

Downstream Costs

Expenses incurred later in the production process or in relation to post-production activities.

Uncontrollable Cost

Expenses that cannot be managed or influenced by actions of a company's management, often fixed costs.

Bottling Wine

The process of filling bottles with wine after fermentation, involving stages like clarification, stabilization, and sometimes aging before it is sealed.

Manufacturing Costs

The total expenses involved in the process of producing goods, including labor, materials, and overhead costs.