Welcome to Research LifeLine's
Three-Minute Tutorials Library

Click on the "Show Video" link next to your tutorial choice below and a YouTube video frame will pop up for you to watch. View as many tutorials as you would like. Please give us your feedback and any suggestions for new tutorial topics by completing the short form below:

What Is the Correct Sample Size? (Part One)

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What Is the Correct Sample Size? (Part Two)

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Survey Rating Scales (Part One)

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Survey Rating Scales (Part Two)

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Online Surveys: The Pros & Cons

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Telephone Surveys: The Pros & Cons

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