Answer:
This type of research is an example of the research method called cross-sectional research.
Explanation:
Cross-sectional research is a research design or method used in observational studies. The reseracher measures the dependent variable in different population groups at the same point in time. The population groups or cohorts are chosen depending on the research question, they can be based on age (like in the example in the question), gender or race, among other categories. Usually the outcomes are compared to one another.
Answer:
Use a backboard with a head immobilizer in place.
Explanation:
- The fractures a victim has are the ones that dictate which tools and care shall be used to handle the patient.
- Our patient above has got head, neck or spinal injury and is in water.
- The first action shall depend on the depth of the water, if the water is shallow, then, the use of backboard with a head immobilizer in place would be used, but in case of deep waters, the patient has to be carefully taken to a place of shallow water or dry land.
Answer:
Explanation:
A conceptual variable is theoretical concept such as intelligence (tells the concept). Operational variable is when researchers are trying to test their hypothesis in a specific what to collect their data.(tells how to measure)
I assume you mean ancient times. In the early times of human civilization other centers of civilization in this area were the Persians. Additionally, on the shores of the Mediterranean the Phoenicians were developing their culture.
