Scientists Were Interested in Determining Whether There Is a Relationship

question 15

Multiple Choice

Scientists were interested in determining whether there is a relationship between cancer and BMI.So they recorded the BMI of over 100,000 cancer-free people and then tracked them for 15 years.The results are shown below: BMI < 25 Relative risk = 1.0
BMI 25-29.9 Relative risk = 1.3
BMI >30 Relative risk =1.7
Which statement best describes the experiment and its results?

• A)It is an observational study that suggests that cancer risk increases as body weight increase.
• B)It is an intervention trial that suggests that cancer risk increases as body weight increase.
• C)It is an observational study that suggests that cancer risk decrease as body weight increases.
• D)It is an intervention trial that suggests that cancer risk decrease as body weight increases.

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Definitions:

Predetermined Overhead Rate

A rate used to apply manufacturing overhead to products or job orders, calculated before the production process begins.

Job-Order Costing

An accounting methodology used to assign costs to specific jobs or batches, enabling the calculation of profitability per job.

Machine-Hours

A measure of production time, calculated by multiplying the number of machines by the hours they are in operation.

Predetermined Overhead Rate

The rate calculated prior to the accounting period that is used to apply overhead costs to products or job orders, based on estimated costs and activity levels.