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Why is it important to have a representative sample when doing surveys?
Because without representative sample, your results will not be valid.
What is a nonexample of a linear relationship?
Is this a serious question? The moon is a nonexample. My face is a nonexample.
What is a representative sample?
A sample that accurately reflects the characteristics of the population as a whole
How can you determine whether a sample is representative of a population?
Take a simple random sample.
What is the importance of a representative sample?
Well, if your sample does not represent the larger sample, you'll certainly not get a valid result ... For example, if you're studying pregnancy and your sample includes men - The whole idea of "representative' sample is fuzzy and often gives interesting errors.
Why is obtaining a representative sample important?
Many statistical statements for a population which are based on a sample are not valid if the sample is not representative.
What is relations between representative sample and population?
A representative sample is a randomly selected subset of the population.
Why is it important to have a representative sample when doing surveys?
Because without representative sample, your results will not be valid.
What You decide you want your sample to be representative of the population. Which sampling process would provide the most representative sample?
A simple random sample.
What is difference between sample and representative sample?
A sample is any subset of the total population. A representative sample is one that is chosen so that its characteristics are similar to that of the population.
What is a nonexample of a linear relationship?
Is this a serious question? The moon is a nonexample. My face is a nonexample.
If it has similar characteristics as the population the sample is termed?
It is called a representative sample.
What is a representative sample?
A sample that accurately reflects the characteristics of the population as a whole
What does it mean for a sample to representative of a population?
That the key characteristics of the population are reflected in the sample.
How can you determine whether a sample is representative of a population?
Take a simple random sample.
What is the importance of a representative sample?
Well, if your sample does not represent the larger sample, you'll certainly not get a valid result ... For example, if you're studying pregnancy and your sample includes men - The whole idea of "representative' sample is fuzzy and often gives interesting errors.
What is represenatative sample of population?
A representative sample is one where the statistics of the sample are the same as the statistics for the parent population.
