The phrase "skewed results" means that the outcome or data has been distorted or biased towards one particular direction, making it inaccurate or unrepresentative of the whole picture. Full definition
They discovered that hard - to - remove contaminants — leftover iron catalyst, carbon and water — could easily skew the results of conductivity tests. (nanotech-now.com)
The closure earlier this year of Dr. Eugene Gosy's office, which specialized in pain treatment, did not skew the results because his patients were generally not Medicaid recipients, Poloncarz stated. (buffalonews.com)
There are valid «Who to Follow on Twitter» lists but, regretfully, many skew results by number of followers and / or tweet volume rather than the Tweeter's value. (elearningindustry.com)