One of the Major Weaknesses of Cross Sectional Research Is

question 27

Multiple Choice

One of the major weaknesses of cross sectional research is that:

• A)you cannot observe changes in the same people over time.
• B)you have data from too many points in time.
• C)people who participate in the early part of the research may not be available for the later data gathering efforts.
• D)people's responses can be influenced by the fact that they have been observed earlier.

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Definitions:

Pupil

The central, circular opening in the iris of the eye, which regulates the amount of light that enters the eye to reach the retina.

Iris

The colored part of the eye surrounding the pupil, responsible for controlling the diameter and size of the pupil and thus the amount of light reaching the retina.

Visible Light Waves

Electromagnetic waves that are visible to the human eye, which perceive them as colors.

Pupil

The adjustable opening in the center of the eye that allows varying amounts of light to enter.