Verb form of statistics
Solution 1:
The term statistics refers to the numbers that are generated by statistical analysis. Perhaps the phrase analyze statistically would meet your needs.
Various specific activities that result in the output of certain statistics have single word verb forms, such as average, correlate, sum, equate, and tally.
Solution 2:
Well, Google reports some 300 instances of "statisticked" on the web. And the OED has statisticize, v. To arrange in the form of statistics... to collect or employ statistics....