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The Complete Idiot's Guide to Statistics, 2nd Edition by Robert Donnelly

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Your Turn

1. You are to gather a systematic sample from a local phone book with 75,000 names. If every kth name in the phone book is to be selected, what value of k would you choose to gather a sample size of 500?
2. Consider a population that is defined as every employee in a particular company. How could you use cluster sampling to gather a sample to participate in a survey involving employee satisfaction?
3. Consider a population that is defined as every employee in a particular company. How could you use stratified sampling to gather a sample to participate in a survey involving employee satisfaction?

The Least You Need to Know

◆ A simple random sample is a sample in which every member of the population has an equal chance of being ...

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