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What is the meaning of end-line survey?
It is 20 multiple choice question survey that takes about 10 minutes. It is taken after the program, versus a baseline survey which is taken before the program. The endline survey measures how much has changed since the first time you took the baseline survey.
What is the difference between census and sample investigation?
this is brief, but a census gathers data from the whole group/poulation, wheras a sample investigation on takes a small part of the group/poulation, a sample
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.
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.
What is sample?
A sample is a subcollection of members selected from a population. (Ref Triola, Elementary Statistics). A sample may be real or hypothetical. Real- Ten patients at the hospital were interviewed about the care they received. Hypothetical- Repeatedly drawing n independent, and identical values X1, X2... Xn from a normal distribution to form a random sample, the mean of this sample should conform to a normal distribution, if the sample size is greater than 30.
