Compare and Contrast Internal and External Validity

question 40

Essay

Compare and contrast internal and external validity.In an experimental design,can both internal and external validity be maximized at the same time? Why or why not?

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Definitions:

Clench Fist

The act of closing the hand tightly, often as a physical expression of stress or anger.

Capillary Blood Sample

A small sample of blood obtained from a capillary bed, usually by pricking the skin, useful for various medical tests.

Bruised

Describes an area of the skin that has turned dark or discolored due to injury causing bleeding under the skin.

Color-coded Stoppered Tubes

Pre-filled laboratory tubes used for blood sample collection, identified by colored stoppers for different tests.