John Zorich
Home Page
About Us
Specializing in
APPLIED STATISTICS
Consulting,
Data Analysis,
Training,
& Software
Currently headquartered in Houston, TX.  
However, most of John's clients are in
Silicon Valley, CA.

Since 1999, John has provided statistical consulting, statistician services (data analysis), training, and
validated statistical software in the following areas (note: we do
not consult in clinical trials statistics):
    -- Reliability/Confidence Calculations (K-tables, Reliability Plotting, and so on)
    -- Statistical Process Control (SPC) and Process Capability Indices
    -- QC Sampling Plans
    -- Normality Testing, Normality Transformations
    -- Gage R&R (and related analyses)
    -- Sample Size Estimations
   
Consulting or statistician services (data analysis) are provided FREE to new clients
(for small jobs that take no more than an hour or two, that can be done via email).
Client List
Statistics
FREE
webinars
Affiliates
We have previously been known as  Zorich Technical Consultants, as Zorich Technical
Consulting & Publishing, and as Zorich Consulting & Training.  Such alias names are no longer
being used for our consulting, training, and software business.
FREE STATISTICAL SOFTWARE
FREE 22-page SOP on
"Valid Statistical Techniques"
Click
FREE Statistical Webinars