Answer:
The population of free african americans grew steadily for the duruation of the slave era. In 1790 , 60,000 free african americans lived in the U.S. in 1830, there 300,000 and 500,000 by 1860.
Explanation:
Freedom wasnt ever a certainty for this group. They had very few legal protections, even in ostensibly free states, and were always in danger of being kidnapped , or otherwise returned to slavery. Even the racists and hate groups were still in play. Some people today still dont see them as equal while most are theres a small percentile left
Answer:
sampling error
Explanation:
In simple words, Sampling error refers to the statistical error that arises when an observer does not pick a survey that describes the whole data demographic. Consequently , the findings contained in the survey do not reflect the true results that would have been collected from the whole populace.
Thus, from the above we can conclude that the given case reflects sampling error.
Answer:
demon slayer but I also natruto
Answer:
naturalistic observation
Explanation:
In naturalistic observation, researchers will gather data by directly observing the subjects in their natural habitat without making any intervention.
This is what Professor Ober is doing.
Professor Ober wants to collect a data about development of their physical skills among children. This means that the <u>children are his research subjects.</u>
To collect his data, professor Ober observed the children in the playground (which is the children's natural habitat). He also did not told the children to do anything , he just quietly observe and let the children do what they usually do. (not making any intervention)