It a sample is to accurately represent a population, it must take up a reasonable percentage of the population in terms of its size. It must also be taken from varying locations within the population to take into account diversity.
Answer:
it can help out with stuff like science work
Explanation:
Answer:
occupation status/education/evenly distributed
Explanation:
In simple words, The Black Study , released in 1980, reported that on a society wide basis health inequalities in total mortality (but most mortality rates) and found that health disparities have expanded.
The study revealed in considerable detail the nature of the uneven distribution of ill-health as well as mortality among the population of Britain and indicated that these differences had increased rather than decreased since the formation of an national health System in 1948.
Harriet Tubman and<span> Frederick Douglass were both slaves that became abolitionists</span>
Answer:
the Anschluss was the union of Germany and Austria
