A researcher obtained a sample of adults and interviewed them about their financial concerns. this is an example of a) <u>cross-sectional survey </u>design.
Cross-sectional surveys assess the prevalence of disease and the prevalence of risk factors at the same point in time and provide a "snapshot" of diseases and risk factors simultaneously in a defined population.
In medical research, social science, and biology, a cross-sectional study is a type of observational study that analyzes data from a population, or a representative subset, at a specific point in time—that is, cross-sectional data.
Another example of a cross-sectional study would be a medical study examining the prevalence of cancer amongst a defined population. The researcher can evaluate people of different ages, ethnicities, geographical locations, and social backgrounds.
Learn more about the cross-sectional survey here: brainly.com/question/3603397
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Answer: Option(b) is correct
Explanation:
Positive economics is the field where economy is studied and analysed without predicting about its judgement in terms of goodness or badness. This theory defines about cause and effect that causes economic processes and behavior.
Other options are incorrect because operation of federal government and price level is not set by positive economics also does not describe value decisions and expectation about economy should operate. Thus, the correct option is option(b) .
The British were able to take control of India mainly because India was not united
Psychological factors, such as distraction, can diminish pain sensations.
<u>Explanation</u>:
A football player faced a hard situation while playing a physical game. But the fact is he did not feel any pain until the celebration party after the game. This is due to distraction.
Distraction is a psychological factor that diminishes the pain sensations. In detail, distraction means attention diversion of a person or group from the particular situation or object.
The lack of ability to concentrate on particular object is distraction.
There are three types of distraction: visual, manual and cognitive.
