It will represent the population as a whole. This is a great idea if you the population is too large and you want to get a general idea of how everyone will think.
it is a small, representative group selected from the population.
A sample is a portion and a census measures absolutely everyone in the whole country. A representative sample measures a small number of people who fit a particular category of people: surveying 200 white male smokers between 20 and 40 who have had surgery for throat cancer (out of a total number of say 35,000 men who fit that profile).
A sample survey is a research method where a subset of a larger population is chosen to gather information or insights about the entire population. This process involves selecting a representative group to minimize bias and ensure the results can be generalized to the larger population. Sample surveys are commonly used in market research, social sciences, and public opinion polling.
The collection of information from a common group through interviews or the application of questionnaires to a representative sample of that group. if u want know my experience with surveys for cash from YouGov
Blank samples are used to establish a baseline measurement of background contamination in an analysis. By analyzing a blank sample containing no target analytes, researchers can identify and account for any background signals or contamination that may affect the accuracy of their results.
The defining characteristic of a pure chemical substance is that any sample of it contains the same elements in the same mass proportions to one another.
The answer depends on the variability of the characteristic that is being measured.
A defining characteristic of polyphony is that the independence and equality of simultaneous melodic lines.
The defining right of a representative democracy is the ability of citizens to elect individuals to represent them in decision-making processes and governance. This allows for the voices and interests of the people to be heard and taken into account in the functioning of the government.
Each member of the population has the same probability of being in the sample as any other. Equivalently, any set of members of the given sample size has the same probability of being selected as any other set.
Many statistical statements for a population which are based on a sample are not valid if the sample is not representative.
A.
A representative sample is a randomly selected subset of the population.
Because without representative sample, your results will not be valid.
A simple random 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.
No. A statistic is a number describing a characteristic of a sample.