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Why do you think a survey is used more often than a census?
A survey is used more often than a census because a census requires everybody to respond, while a survey only needs a few people. This means a survey is advantageous for many reasons:It doesn't matter if not everyone responds, you can just survey more people.It is much cheaper to survey than hold a census.It is less effort to hold a survey than hold a census.It takes less time to hold a survey than hold a census.
Why is a sample better than a census?
its better because we often don't have to survey a large population, so a sample is quicker, easier, requires few ressources, little time and can be more accurate if a person is not there to answer it because a sample could represent that person.
How the sample survey is better than population survey?
It's not.
Why do you think the census bureau started allowing people to mark more than one race?
The rising amount of multiracial people caused the census bureau to allow this in order to better understand the population.
Why is a random sample better than a census?
A random sample is better than a census because it takes less time and costs less.
