Examlex
The two factors that affect the task of interviewing a much larger number of respondents than originally anticipated to achieve the desired net sample are ________ and ________.
Coccyx
The small tailbone at the lower end of the vertebral column, comprising three to five fused vertebrae.
Lumbar
Referring to the lower part of the spine or the lower back region.
Thoracic
Pertaining to the chest region or the thorax, which houses the heart and lungs among other organs.
Sacrum
A large, triangular bone at the base of the spine, forming the upper part of the pelvic structure.
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