Sampling Techniques

Topic Page

Questions

• How does a census differ from a sample?
• How do I take a simple random sample, using a TI-84?
• How do random samples and stratified samples differ?
• Is a stratified sample considered to be a simple random sample?
• How can systematic sampling be biased?
• How can convenience samples be biased?
• In what way are voluntary response samples often biased?
• How can a researcher avoid a biased sample?
• The draft lottery of 1969 was biased. What was the error made by the draft lottery statisticians?
• What is the primary objective of sampling from a population?
• Why is sampling necessary?
• What are 5 sampling techniques, and what are the advantages and disadvantages of each?
• Question #6d8d4
• What is the range for the following set of measurements?
• Question #95420
• Question #d246e
• What is the sample space for choosing a letter from the word mathematics?
• Identify which type of sampling is used?
• Determine whether a census is practical in the situation described?