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Exhibit 17

question 40

Multiple Choice

Exhibit 17.5.An over-the-counter drug manufacturer wants to examine the effectiveness of a new drug in curing an illness most commonly in older patients.Thirteen patients are given the new drug and 13 patients are given the old drug.To avoid bias in the experiment,they are not told which drug is given to them.To check how the effectiveness depends on the age of patients,the following data has been collected. Assuming the variables: Effectiveness = the response variable measured on a scale from 0 to 100,
Age = the age of a patient (in years) ,
Drug = a binary variable with 1 for the new drug,and 0 for the old drug,the regression model,
Effectiveness = β₀ + β₁Age + β₂Drug + β₃Age × Drug,is considered,and the following Excel results are available: Refer to Exhibit 17.5.Which of the following is true?

Definitions:

Latex Gloves

Elastic and disposable gloves made from natural rubber latex, commonly used for medical procedures and food handling for protection against contamination.

Ergonomic Hazard

Risks of physical strain and injury related to the design and use of equipment, workplace layout, and work processes.

Chemical Hazard

Any chemical substance that can cause harm to individuals or the environment when it is released or during its use.

Physical Hazard

Any factor within the environment that can potentially cause harm or adverse health effects to individuals.