In this study, Ms. Simpson used :

In this study, Ms. Simpson used
 
  A) latent coding.
  B) manifest coding.
  C) generic coding.
  D) intervention strategy coding.
  E) contingency coding.

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If you use this, you do not give an exact estimate of the population parameter.
 
  Instead the range is from a little below and a little above your best estimate of the population parameter based on statistics about the sampling error from your random sample and how certain you want to be of an answer.
  A) confidence interval
  B) deviant case sampling
  C) sampling distribution
  D) sampling ratio
  E) probability proportionate to size (PPS)

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What is the name in sampling for the people who engage in illegal or concealed activities; often a researcher must use purposive sampling to find them.
 
  A) hidden population
  B) target population
  C) moving target
  D) cluster
  E) sociogram