Videos

Below are various testing videos that Perry Drake of Drake Direct has created to assist one in the analysis and design of their marketing tests.

An introduction to The Plan-alyzer
With this tool you can safely and accurately design and analyze all of your marketing tests. And it is free. Learn about it here. Watch the video.




Estimating the sample size for a single test response rate
Learn how to determine the sample size of your test when concerned with the accuracy of a single test response rare, click through rate or conversion rate.




Estimating sample size for difference between your test and control response rates
Learn how to determine the appropriate sample sizes for your control and test panels when concerned with accurately reading the difference in their response rates, click through rates or conversion rates.




Confidence interval for a single test repsonse rate or percentage
Learn how to place confidence bounds around the response rate of a single marketing test




Confidence interval for the difference between two test response rates
Learn how to place bounds around the difference between two test response rates, click through rates or conversion rates.




Confidence Interval for a single test average
Learn how to place confidence bounds around the error associated with a marketing test average




Confidence interval for the difference between two test averages
Learn how to place confidence bounds around the difference in your test and control average spend, pages views or time spent metrics.




How to set the appropriate level of confidence for your marketing tests
Learn how to determine if you should use 90%, 95% or 99% level of confidence when designing or analyzing your marketing test.




Determining the break even for your new list or segment test
Learn how to determine the break even response rate, click through rate or conversion rate for your new list or segment test.




Determining the break even for your new marketing test versus the control
Learn how to determine the break even response rate, click through rate or conversion rate for a new marketing test when compared to the control




How to set up and design a new test series with minimal error
Learn how to determine the appropriate number of marketing test panels you can safely have in your new test series and know the error of each test will be controls and within reason.