It means the results may vary depending on what people use in the test, or what the measure it at.
Vary means 'might be different'.
may very means that their are different results how you do the thing.
Results May Vary was created on 2003-09-23.
Results May Vary - 2012 was released on: USA: April 2012
"The results may VARY" answered the Doctor. you just did
Normal results vary by age and by sex. They also vary based on the laboratory and the method used.
The cast of Results May Vary - 2012 includes: Brenda Oelbaum as herself
The test results vary depending on how well kids did.
Some have reported results in as littles as 7 days your results may vary.
Individual results may vary. Results not typical.
Mean is the average value of a set of results. It's the sum of all the results divided by the number of results.
Results from kickboxing classes vary from person to person depending on tons of variables. For instance results will vary based on your body type, metabolism, how much work you put into kickboxing, and how often you do it.
"Vary" means "change".