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Statistical validity is the foundation of marketing research both
in determining the appropriate sampling plan and interpreting survey
results. We have developed several tools for you to use to
calculate:

  • the margin of error and its statistical significance
  • tests for significant differences, and
  • calculating sample size requirements

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Research LifeLine is a new division of Polaris catering to the knowledge
needs of survey beginners, Do-It-Yourselfers and experienced marketing
researchers alike.

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In the newly expanded Survey Research Resource Center at
Research LifeLine, you can have access to any one of our survey
calculators and learn more about calculating the margin of error,
confidence level, calculating desired sample size and testing for
statistical significance between sample groups.

Click Here to visit Research LifeLine's great resources.


Polaris has two blog sites you can visit:

The Marketing Dialog presents interviews with marketing leaders on insights and successful experiences they have had using marketing research for key marketing decisions. We welcome you to join in the discussion with your thoughts or questions.

Polaris POV (point of view) offers free-flowing discusssions on marketing research trends, thoughts on social media, subjective reviews of the latest gadgets or cool iPhone apps, business commentary, topical opinions and societal rants - you never know what might be the subject of the latest post on our interresting, fun and sometime controversial blog.