what is a deviation from the sampling plan can you calibrate a sample what to do if sample is not followed why is sampling deviation difficult how to find sample deviation in math why is deviation from sampling hard is sampling deviation difficult why does sampling differ from sample design? how difficult is a sample deviation how to calibrate a sample why is it difficult to calibrate the sample why is the sampling deviation difficult how to measure deviations in a sample why is it difficult to calibrate the sample why does deviation form in the design of a sample? what is the deviation of a sample how hard is sample deviation how to calibrate data what is a deviation from sampling how does a variance occur from a sampling plan