Oil Quality and Price
Quality of oil is measured in API gravity degrees--the higher the degrees API,the higher the quality.The table shown below is produced by an expert in the field who believes that there is a relationship between quality and price per barrel. 
A partial Minitab output follows: 
-{Oil Quality and Price Narrative} Draw a scatter diagram of the data.Comment on whether it appears that a linear model might be appropriate to describe the relationship between the quality of oil and price per barrel.
Definitions:
Predetermined Overhead Rate
A rate calculated before a period begins, used to allocate projected overhead costs to products or services based on a chosen activity base.
Raw Materials
The basic substances or components that are used in the manufacturing process to produce finished goods.
T-Accounts
A visual representation used in accounting to depict the debits and credits of an account, showing two sides of transactions within a ledger.
Transactions
Financial activities or exchanges between parties that involve the transfer of goods, services, or funds.
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