STATISTICAL SIGNIFICANCE

DETERMINING THE PROPER QUANTITY TO ENSURE STATISTICALLY RELIABLE RESULTS ON TEST PANELS CAN BE DIFFICULT. USE THE CALCULATOR BELOW TO DETERMINE THE BEST COURSE OF ACTION FOR YOUR CAMPAIGN.

What quantity should be allotted for that next direct response campaign test?
Use the calculator below to determine an appropriate sample size.
(NOTE: we assume statistical significance of 95% and an effect level of 10%)

Is the lift/decrease you see in response rates due to random noise in the data?
Use the calculator below to help you determine whether your results are simply due to chance or statistically significant .

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