The Use of Machines to Measure Dependent Variables in Observational

question 63

Multiple Choice

The use of machines to measure dependent variables in observational studies can reduce the need for

• A) internal validity.
• B) random sampling.
• C) construct validity.
• D) inter-rater reliability.

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Definitions:

Flexion

A movement that decreases the angle between two body parts, such as bending the elbow or knee.

Synchondrosis

A type of cartilaginous joint where bones are connected by hyaline cartilage, allowing for growth or slight movement.

Sternocostal

Pertaining to the region or articulations where the ribs meet the sternum, crucial for rib cage flexibility and resilience.

Intervertebral

Pertaining to the space or area between adjacent vertebrae in the spine.