In most practical situation, we rarely have the entire population data Often, we have a sample from this population …..a sample of Y values corresponding to some fixed X’s.
Our task is to estimate the PRF on the basis of the sample information
In most practical situation, we rarely have the entire population dataOften, we have a sample from this population …..a sample of Y values corresponding to some fixed X’s.Our task is to estimate the PRF on the basis of the sample information