People interested professionally in looking at public opinion describe the "distribution" of opinions about a particular question.
A public opinion is a way to measure the trends, wishes and desires of people about a specific issue or anything of the importance for the investigator. The term "public opinion" is an old one traced back to seventeenth century.
The characteristics of plantation slavery from 1700 to 1750 is that it was very harsh especially the punishments that they would get.
Answer: a) have validity.
Explanation:
The validity of a test refers to the extent to which the test measures what it indicates it should measure. That is, the results are consistent with the variable that wants to measure.
When people perform personality tests sometimes they lie to generate a good or bad impression, this is why the validity of the test is compromised. To avoid this, various tests measure the validity of the results. The tests are invalid if they do not meet the validity criteria.
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