Taking a Broader Perspective: The Problem of External Validity Manufacturers often test new products like shampoo on laboratory animals and then generalize their results to humans because
A)human testing may be unethical due to the risk of injury.
B)it is easier to replicate animal studies than human studies.
C)it is often difficult to obtain human volunteers to test personal care products.
D)laboratory animals and humans often show identical allergic reactions.

Question

Quizplus · Accepted Answer

Human testing may be unethical due to the risk of injury, which is why manufacturers often start with laboratory animals to test new products like shampoo before considering human trials. This approach helps in assessing safety without directly exposing humans to potential harm.

Taking a Broader Perspective: the Problem of External Validity Manufacturers