Sample Size & Confidence Levels for Marketing Research Studies


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question 1 of 3

A _____ is a group you choose to represent the larger population as a whole.

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1. When you hear people on television referring to the margin of error for a political poll, they are talking about the _____.

2. Let's say you calculated your sample size to be 400 respondents and you anticipated a response rate of 20% to your survey requests. How many surveys would you need to send out to make sure you got at least 400 responses?

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About This Quiz & Worksheet

Access the quiz and worksheet, seeing what you know about sample size and confidence levels for marketing research. The name for a group that's chosen to represent the larger population and what's created when you calculate the average score on a survey question are topics on the quiz.

Quiz & Worksheet Goals

Take the quiz to see how much knowledge you have about:

  • Level of certainty that someone in the whole population who answered a question falls in the margin of error
  • Name for a group chosen to represent a larger population
  • Term for when people on television refer to the margin of error for a political poll

Skills Practiced

  • Information recall - access the knowledge you have gained about how to get 400 respondents if your sample size is 400 and there will be a 20% response rate
  • Reading comprehension - ensure that you draw the most important details from the lesson on sample sizes in marketing research
  • Interpreting information - verify that you can read information about what is created when the average score on a survey question is calculated and interpret it correctly

Additional Learning

Sample Size & Confidence Levels for Marketing Research Studies is a lesson that allows you to learn more about information found in the quiz and complete the following objectives:

  • Determine how to decide on a sample size
  • Review examples of statistics
  • Define standard error